fi
        if test -n "$branch"
        then
-               GIT_DIR="$GIT_DIR" git symbolic-ref -m "checkout: moving to $branch" HEAD "refs/heads/$branch"
+               old_branch_name=`expr "z$oldbranch" : 'zrefs/heads/\(.*\)'`
+               GIT_DIR="$GIT_DIR" git symbolic-ref -m "checkout: moving from $old_branch_name to $branch" HEAD "refs/heads/$branch"
                if test -n "$quiet"
                then
                        true    # nothing