diff --git a/src/Commands/Clone.cs b/src/Commands/Clone.cs
index d4b3f2fc..a6bfe11f 100644
--- a/src/Commands/Clone.cs
+++ b/src/Commands/Clone.cs
@@ -8,12 +8,20 @@ namespace SourceGit.Commands {
     public class Clone : Command {
         private Action<string> handler = null;
 
-        public Clone(string path, string url, string localName, string extraArgs, Action<string> outputHandler) {
+        public Clone(string path, string url, string localName, string sshKey, string extraArgs, Action<string> outputHandler) {
             Cwd = path;
             TraitErrorAsOutput = true;
-            Args = "-c credential.helper=manager clone --progress --verbose --recurse-submodules ";
             handler = outputHandler;
 
+            if (!string.IsNullOrEmpty(sshKey)) {
+                Environment.SetEnvironmentVariable("GIT_SSH_COMMAND", $"ssh -i '{sshKey}'");
+                Args = "";
+            } else {
+                Args = "-c credential.helper=manager ";
+            }
+
+            Args += "clone --progress --verbose --recurse-submodules ";
+
             if (!string.IsNullOrEmpty(extraArgs)) Args += $"{extraArgs} ";
             Args += $"{url} ";
             if (!string.IsNullOrEmpty(localName)) Args += localName;
diff --git a/src/Commands/Fetch.cs b/src/Commands/Fetch.cs
index b61e53b3..c30787c7 100644
--- a/src/Commands/Fetch.cs
+++ b/src/Commands/Fetch.cs
@@ -13,7 +13,16 @@ namespace SourceGit.Commands {
         public Fetch(string repo, string remote, bool prune, Action<string> outputHandler) {
             Cwd = repo;
             TraitErrorAsOutput = true;
-            Args = "-c credential.helper=manager fetch --progress --verbose ";
+
+            var sshKey = new Config(repo).Get($"remote.{remote}.sshkey");
+            if (!string.IsNullOrEmpty(sshKey)) {
+                Environment.SetEnvironmentVariable("GIT_SSH_COMMAND", $"ssh -i '{sshKey}'");
+                Args = "";
+            } else {
+                Args = "-c credential.helper=manager ";
+            }
+
+            Args += "fetch --progress --verbose ";
             if (prune) Args += "--prune ";
             Args += remote;
             handler = outputHandler;
diff --git a/src/Commands/Pull.cs b/src/Commands/Pull.cs
index 29d45322..f525a20f 100644
--- a/src/Commands/Pull.cs
+++ b/src/Commands/Pull.cs
@@ -11,10 +11,19 @@ namespace SourceGit.Commands {
 
         public Pull(string repo, string remote, string branch, bool useRebase, bool autoStash, Action<string> onProgress) {
             Cwd = repo;
-            Args = "-c credential.helper=manager pull --verbose --progress --tags ";
             TraitErrorAsOutput = true;
             handler = onProgress;
 
+            var sshKey = new Config(repo).Get($"remote.{remote}.sshkey");
+            if (!string.IsNullOrEmpty(sshKey)) {
+                Environment.SetEnvironmentVariable("GIT_SSH_COMMAND", $"ssh -i '{sshKey}'");
+                Args = "";
+            } else {
+                Args = "-c credential.helper=manager ";
+            }
+
+            Args += "pull --verbose --progress --tags ";
+
             if (useRebase) Args += "--rebase ";
             if (autoStash) {
                 if (useRebase) Args += "--autostash ";
diff --git a/src/Commands/Push.cs b/src/Commands/Push.cs
index 2beafcb7..2742b564 100644
--- a/src/Commands/Push.cs
+++ b/src/Commands/Push.cs
@@ -11,7 +11,16 @@ namespace SourceGit.Commands {
             Cwd = repo;
             TraitErrorAsOutput = true;
             handler = onProgress;
-            Args = "-c credential.helper=manager push --progress --verbose ";
+
+            var sshKey = new Config(repo).Get($"remote.{remote}.sshkey");
+            if (!string.IsNullOrEmpty(sshKey)) {
+                Environment.SetEnvironmentVariable("GIT_SSH_COMMAND", $"ssh -i '{sshKey}'");
+                Args = "";
+            } else {
+                Args = "-c credential.helper=manager ";
+            }
+
+            Args += "push --progress --verbose ";
 
             if (withTags) Args += "--tags ";
             if (track) Args += "-u ";
diff --git a/src/Resources/Locales/en_US.xaml b/src/Resources/Locales/en_US.xaml
index dbf55a68..35177b2f 100644
--- a/src/Resources/Locales/en_US.xaml
+++ b/src/Resources/Locales/en_US.xaml
@@ -22,6 +22,9 @@
     <sys:String x:Key="Text.ParentFolder">Parent Folder :</sys:String>
     <sys:String x:Key="Text.ParentFolder.Placeholder">Relative foler to store this module. Optional.</sys:String>
 
+    <sys:String x:Key="Text.SSHKey">SSH Private Key</sys:String>
+    <sys:String x:Key="Text.SSHKey.Placeholder">Private SSH key store path</sys:String>
+
     <sys:String x:Key="Text.About">ABOUT</sys:String>
     <sys:String x:Key="Text.About.Title">SourceGit - OPEN SOURCE GIT CLIENT</sys:String>
 
diff --git a/src/Resources/Locales/zh_CN.xaml b/src/Resources/Locales/zh_CN.xaml
index 801fcf7f..666f530b 100644
--- a/src/Resources/Locales/zh_CN.xaml
+++ b/src/Resources/Locales/zh_CN.xaml
@@ -21,6 +21,9 @@
     <sys:String x:Key="Text.ParentFolder">本地目录 ：</sys:String>
     <sys:String x:Key="Text.ParentFolder.Placeholder">本地存放的父级目录，选填.</sys:String>
 
+    <sys:String x:Key="Text.SSHKey">SSH密钥</sys:String>
+    <sys:String x:Key="Text.SSHKey.Placeholder">SSH密钥文件</sys:String>
+
     <sys:String x:Key="Text.About">关于软件</sys:String>
     <sys:String x:Key="Text.About.Title">SourceGit - 开源Git图形客户端</sys:String>
 
diff --git a/src/Views/Popups/Clone.xaml b/src/Views/Popups/Clone.xaml
index 3f425d74..f2f90b4c 100644
--- a/src/Views/Popups/Clone.xaml
+++ b/src/Views/Popups/Clone.xaml
@@ -11,6 +11,7 @@
     <Grid>
         <Grid.RowDefinitions>
             <RowDefinition Height="32"/>
+            <RowDefinition x:Name="rowSSHKey" Height="0"/>
             <RowDefinition Height="32"/>
             <RowDefinition Height="32"/>
             <RowDefinition Height="32"/>
@@ -31,7 +32,8 @@
             Grid.Row="0" Grid.Column="1"
             x:Name="txtUrl"
             Height="24"
-            Placeholder="{DynamicResource Text.Clone.RemoteURL.Placeholder}">
+            Placeholder="{DynamicResource Text.Clone.RemoteURL.Placeholder}"
+            TextChanged="OnUrlChanged">
             <controls:TextEdit.Text>
                 <Binding ElementName="me" Path="Uri" UpdateSourceTrigger="PropertyChanged" Mode="TwoWay">
                     <Binding.ValidationRules>
@@ -43,7 +45,7 @@
 
         <TextBlock
             Grid.Row="1" Grid.Column="0" 
-            Text="{DynamicResource Text.Clone.Folder}"
+            Text="{DynamicResource Text.SSHKey}"
             Margin="0,0,4,0"
             HorizontalAlignment="Right"/>
         <Grid Grid.Row="1" Grid.Column="1">
@@ -52,6 +54,33 @@
                 <ColumnDefinition Width="30"/>
             </Grid.ColumnDefinitions>
 
+            <controls:TextEdit 
+                Grid.Column="0"
+                x:Name="txtSSHKey"
+                Height="24"
+                Placeholder="{DynamicResource Text.SSHKey.Placeholder}"/>
+
+            <controls:IconButton
+                Grid.Column="1"
+                Click="OnSelectSSHKey"
+                Width="24" Height="24"
+                Margin="2,0,0,0" Padding="4"
+                BorderBrush="{DynamicResource Brush.Border1}"
+                BorderThickness="1"
+                Icon="{StaticResource Icon.Folder.Open}"/>
+        </Grid>
+
+        <TextBlock
+            Grid.Row="2" Grid.Column="0" 
+            Text="{DynamicResource Text.Clone.Folder}"
+            Margin="0,0,4,0"
+            HorizontalAlignment="Right"/>
+        <Grid Grid.Row="2" Grid.Column="1">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="*"/>
+                <ColumnDefinition Width="30"/>
+            </Grid.ColumnDefinitions>
+
             <controls:TextEdit
                 Grid.Column="0"
                 x:Name="txtFolder"
@@ -77,12 +106,12 @@
         </Grid>
 
         <TextBlock
-            Grid.Row="2" Grid.Column="0" 
+            Grid.Row="3" Grid.Column="0" 
             Text="{DynamicResource Text.Clone.LocalName}"
             Margin="0,0,4,0"
             HorizontalAlignment="Right"/>
         <controls:TextEdit 
-            Grid.Row="2" Grid.Column="1"
+            Grid.Row="3" Grid.Column="1"
             Height="24"
             x:Name="txtLocal"
             Placeholder="{DynamicResource Text.Clone.LocalName.Placeholder}">
@@ -96,12 +125,12 @@
         </controls:TextEdit>
 
         <TextBlock
-            Grid.Row="3" Grid.Column="0" 
+            Grid.Row="4" Grid.Column="0" 
             Text="{DynamicResource Text.Clone.RemoteName}"
             Margin="0,0,4,0"
             HorizontalAlignment="Right"/>
         <controls:TextEdit 
-            Grid.Row="3" Grid.Column="1"
+            Grid.Row="4" Grid.Column="1"
             x:Name="txtRemote"
             Height="24"
             Placeholder="{DynamicResource Text.Clone.RemoteName.Placeholder}">
@@ -115,12 +144,12 @@
         </controls:TextEdit>
 
         <TextBlock
-            Grid.Row="4" Grid.Column="0" 
+            Grid.Row="5" Grid.Column="0" 
             Text="{DynamicResource Text.Clone.AdditionalParam}"
             Margin="0,0,4,0"
             HorizontalAlignment="Right"/>
         <controls:TextEdit 
-            Grid.Row="4" Grid.Column="1"
+            Grid.Row="5" Grid.Column="1"
             Height="24"
             Placeholder="{DynamicResource Text.Clone.AdditionalParam.Placeholder}"
             Text="{Binding ElementName=me, Path=ExtraArgs, Mode=TwoWay}"/>
diff --git a/src/Views/Popups/Clone.xaml.cs b/src/Views/Popups/Clone.xaml.cs
index a19fb3cb..04b9d879 100644
--- a/src/Views/Popups/Clone.xaml.cs
+++ b/src/Views/Popups/Clone.xaml.cs
@@ -1,5 +1,8 @@
+using Microsoft.Win32;
+using System;
 using System.IO;
 using System.Threading.Tasks;
+using System.Windows;
 using System.Windows.Controls;
 
 namespace SourceGit.Views.Popups {
@@ -32,11 +35,13 @@ namespace SourceGit.Views.Popups {
                 if (Validation.GetHasError(edit)) return null;
             }
 
+            var sshKey = txtSSHKey.Text;
+
             return Task.Run(() => {
                 var extras = string.IsNullOrEmpty(ExtraArgs) ? "" : ExtraArgs;
                 if (!string.IsNullOrEmpty(RemoteName)) extras += $" --origin {RemoteName}";
 
-                var succ = new Commands.Clone(Folder, Uri, LocalName, extras, UpdateProgress).Exec();
+                var succ = new Commands.Clone(Folder, Uri, LocalName, sshKey, extras, UpdateProgress).Exec();
                 if (!succ) return false;
 
                 var path = Folder;
@@ -53,6 +58,13 @@ namespace SourceGit.Views.Popups {
                     return false;
                 }
 
+                if (!string.IsNullOrEmpty(sshKey)) {
+                    var config = new Commands.Config(path);
+                    var remote = "origin";
+                    if (!string.IsNullOrEmpty(RemoteName)) remote = RemoteName;
+                    config.Set($"remote.{remote}.sshkey", sshKey);
+                }
+
                 var gitDir = new Commands.QueryGitDir(path).Result();
                 var repo = Models.Preference.Instance.AddRepository(path, gitDir, "");
                 if (repo != null) Dispatcher.Invoke(() => Models.Watcher.Open(repo));
@@ -60,12 +72,34 @@ namespace SourceGit.Views.Popups {
             });
         }
 
-        private void OnFolderSelectorClick(object sender, System.Windows.RoutedEventArgs e) {
+        private void OnFolderSelectorClick(object sender, RoutedEventArgs e) {
             var dialog = new Controls.FolderDialog();
             if (dialog.ShowDialog() == true) {
                 Folder = dialog.SelectedPath;
                 txtFolder.GetBindingExpression(TextBox.TextProperty).UpdateTarget();
             }
         }
+
+        private void OnSelectSSHKey(object sender, RoutedEventArgs e) {
+            var initPath = Path.GetFullPath(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Personal), "..", ".ssh"));
+            if (!Directory.Exists(initPath)) Directory.CreateDirectory(initPath);
+
+            var dialog = new OpenFileDialog();
+            dialog.Filter = $"SSH Private Key|*";
+            dialog.Title = App.Text("SSHKey");
+            dialog.InitialDirectory = initPath;
+            dialog.CheckFileExists = true;
+            dialog.Multiselect = false;
+
+            if (dialog.ShowDialog() == true) txtSSHKey.Text = dialog.FileName;
+        }
+
+        private void OnUrlChanged(object sender, TextChangedEventArgs e) {
+            if (!string.IsNullOrEmpty(txtUrl.Text)) {
+                rowSSHKey.Height = new GridLength(txtUrl.Text.StartsWith("git@") ? 32 : 0, GridUnitType.Pixel);
+            } else {
+                rowSSHKey.Height = new GridLength(0, GridUnitType.Pixel);
+            }
+        }
     }
 }
diff --git a/src/Views/Popups/Fetch.xaml.cs b/src/Views/Popups/Fetch.xaml.cs
index cb4110d3..a900b33b 100644
--- a/src/Views/Popups/Fetch.xaml.cs
+++ b/src/Views/Popups/Fetch.xaml.cs
@@ -28,13 +28,21 @@ namespace SourceGit.Views.Popups {
         public override Task<bool> Start() {
             var prune = chkPrune.IsChecked == true;
             var remote = (remotes.SelectedItem as Models.Remote).Name;
-            if (chkFetchAll.IsChecked == true) remote = "--all";
+            var all = chkFetchAll.IsChecked == true;
 
             return Task.Run(() => {
                 Models.Watcher.SetEnabled(repo, false);
-                var succ = new Commands.Fetch(repo, remote, prune, UpdateProgress).Exec();
+
+                if (all) {
+                    foreach (var r in remotes.ItemsSource) {
+                        new Commands.Fetch(repo, (r as Models.Remote).Name, prune, UpdateProgress).Exec();
+                    }
+                } else {
+                    new Commands.Fetch(repo, remote, prune, UpdateProgress).Exec();
+                }
+
                 Models.Watcher.SetEnabled(repo, true);
-                return succ;
+                return true;
             });
         }
     }
diff --git a/src/Views/Popups/Remote.xaml b/src/Views/Popups/Remote.xaml
index 6ab14c53..4c2aaa2a 100644
--- a/src/Views/Popups/Remote.xaml
+++ b/src/Views/Popups/Remote.xaml
@@ -13,6 +13,7 @@
         <Grid.RowDefinitions>
             <RowDefinition Height="32"/>
             <RowDefinition Height="32"/>
+            <RowDefinition x:Name="rowSSHKey" Height="0"/>
         </Grid.RowDefinitions>
 
         <Grid.ColumnDefinitions>
@@ -48,6 +49,7 @@
             Grid.Row="1" Grid.Column="1"
             x:Name="txtUrl"
             Height="24"
+            TextChanged="OnUrlChanged"
             Placeholder="{DynamicResource Text.Remote.URL.Placeholder}">
             <controls:TextEdit.Text>
                 <Binding ElementName="me" Path="RemoteURL" UpdateSourceTrigger="PropertyChanged" Mode="TwoWay">
@@ -57,5 +59,32 @@
                 </Binding>
             </controls:TextEdit.Text>
         </controls:TextEdit>
+
+        <TextBlock
+            Grid.Row="2" Grid.Column="0" 
+            Text="{DynamicResource Text.SSHKey}"
+            Margin="0,0,4,0"
+            HorizontalAlignment="Right"/>
+        <Grid Grid.Row="2" Grid.Column="1">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="*"/>
+                <ColumnDefinition Width="30"/>
+            </Grid.ColumnDefinitions>
+
+            <controls:TextEdit 
+                Grid.Column="0"
+                x:Name="txtSSHKey"
+                Height="24"
+                Placeholder="{DynamicResource Text.SSHKey.Placeholder}"/>
+
+            <controls:IconButton
+                Grid.Column="1"
+                Click="OnSelectSSHKey"
+                Width="24" Height="24"
+                Margin="2,0,0,0" Padding="4"
+                BorderBrush="{DynamicResource Brush.Border1}"
+                BorderThickness="1"
+                Icon="{StaticResource Icon.Folder.Open}"/>
+        </Grid>
     </Grid>
 </controls:PopupWidget>
diff --git a/src/Views/Popups/Remote.xaml.cs b/src/Views/Popups/Remote.xaml.cs
index 8c84c766..3d48b5e0 100644
--- a/src/Views/Popups/Remote.xaml.cs
+++ b/src/Views/Popups/Remote.xaml.cs
@@ -1,4 +1,8 @@
+using Microsoft.Win32;
+using System;
+using System.IO;
 using System.Threading.Tasks;
+using System.Windows;
 using System.Windows.Controls;
 
 namespace SourceGit.Views.Popups {
@@ -24,6 +28,11 @@ namespace SourceGit.Views.Popups {
             InitializeComponent();
 
             ruleName.Repo = repo;
+            if (RemoteURL.StartsWith("git@")) {
+                txtSSHKey.Text = new Commands.Config(repo.Path).Get($"remote.{remote.Name}.sshkey");
+            } else {
+                txtSSHKey.Text = "";
+            }
         }
 
         public override string GetTitle() {
@@ -39,11 +48,17 @@ namespace SourceGit.Views.Popups {
             txtUrl.GetBindingExpression(TextBox.TextProperty).UpdateSource();
             if (Validation.GetHasError(txtUrl)) return null;
 
+            var sshKey = txtSSHKey.Text;
+
             return Task.Run(() => {
                 Models.Watcher.SetEnabled(repo.Path, false);
                 if (remote == null) {
                     var succ = new Commands.Remote(repo.Path).Add(RemoteName, RemoteURL);
                     if (succ) new Commands.Fetch(repo.Path, RemoteName, true, UpdateProgress).Exec();
+
+                    if (!string.IsNullOrEmpty(sshKey)) {
+                        new Commands.Config(repo.Path).Set($"remote.{RemoteName}.sshkey", sshKey);
+                    }
                 } else {
                     if (remote.URL != RemoteURL) {
                         var succ = new Commands.Remote(repo.Path).SetURL(remote.Name, RemoteURL);
@@ -54,10 +69,36 @@ namespace SourceGit.Views.Popups {
                         var succ = new Commands.Remote(repo.Path).Rename(remote.Name, RemoteName);
                         if (succ) remote.Name = RemoteName;
                     }
+
+                    if (!string.IsNullOrEmpty(sshKey)) {
+                        new Commands.Config(repo.Path).Set($"remote.{RemoteName}.sshkey", sshKey);
+                    }
                 }
                 Models.Watcher.SetEnabled(repo.Path, true);
                 return true;
             });
         }
+
+        private void OnSelectSSHKey(object sender, RoutedEventArgs e) {
+            var initPath = Path.GetFullPath(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Personal), "..", ".ssh"));
+            if (!Directory.Exists(initPath)) Directory.CreateDirectory(initPath);
+
+            var dialog = new OpenFileDialog();
+            dialog.Filter = $"SSH Private Key|*";
+            dialog.Title = App.Text("SSHKey");
+            dialog.InitialDirectory = initPath;
+            dialog.CheckFileExists = true;
+            dialog.Multiselect = false;
+
+            if (dialog.ShowDialog() == true) txtSSHKey.Text = dialog.FileName;
+        }
+
+        private void OnUrlChanged(object sender, TextChangedEventArgs e) {
+            if (!string.IsNullOrEmpty(txtUrl.Text)) {
+                rowSSHKey.Height = new GridLength(txtUrl.Text.StartsWith("git@") ? 32 : 0, GridUnitType.Pixel);
+            } else {
+                rowSSHKey.Height = new GridLength(0, GridUnitType.Pixel);
+            }
+        }
     }
 }