git-gui: Fix gitk for branch whose name matches local file

diff --git a/git-gui.sh b/git-gui.sh
index 822d59867b1d42bc7108f30915886d78a82933e9..211494587e604615987b447add5794d17831701c 100755 (executable)
--- a/git-gui.sh
+++ b/git-gui.sh
@@ -1941,7 +1941,7 @@ proc do_gitk {revs} {
                cd [file dirname [gitdir]]
                set env(GIT_DIR) [file tail [gitdir]]
 
-               eval exec $cmd $revs &
+               eval exec $cmd $revs "--" "--" &
 
                if {$old_GIT_DIR eq {}} {
                        unset env(GIT_DIR)