added keybinding for fetchRemote

docs/Config.md

@@ -93,6 +93,7 @@ Default path for the config file: `~/.config/jesseduffield/lazygit/config.yml`
       fastForward: 'f' # fast-forward this branch from its upstream
       pushTag: 'P'
       setUpstream: 'u' # set as upstream of checked-out branch
+      fetchRemote: 'f'
     commits:
       squashDown: 's'
       renameCommit: 'r'

pkg/config/app_config.go

@@ -326,6 +326,7 @@ keybinding:
     fastForward: 'f'
     pushTag: 'P'
     setUpstream: 'u'
+    fetchRemote: 'f'
   commits:
     squashDown: 's'
     renameCommit: 'r'

pkg/gui/keybindings.go

@@ -740,7 +740,7 @@ func (gui *Gui) GetInitialKeybindings() []*Binding {
 		{
 			ViewName:    "branches",
 			Contexts:    []string{"remotes"},
-			Key:         'f',
+			Key:         gui.getKey("branches.fetchRemote"),
 			Modifier:    gocui.ModNone,
 			Handler:     gui.handleFetchRemote,
 			Description: gui.Tr.SLocalize("fetchRemote"),