describe: Make --tags and --all match lightweight tags more often

diff --git a/git-submodule.sh b/git-submodule.sh
index 92be0feb5840c055061f680a45eef6c8f4ebda2d..65178ae8e32bb20c65c42eb9668fb0ffec749007 100755 (executable)
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -194,7 +194,7 @@ cmd_add()
        else
 
                module_clone "$path" "$realrepo" || exit
-               (unset GIT_DIR; cd "$path" && git checkout -q ${branch:+-b "$branch" "origin/$branch"}) ||
+               (unset GIT_DIR; cd "$path" && git checkout -f -q ${branch:+-b "$branch" "origin/$branch"}) ||
                die "Unable to checkout submodule '$path'"
        fi
 
@@ -340,8 +340,13 @@ cmd_update()
 
                if test "$subsha1" != "$sha1"
                then
+                       force=
+                       if test -z "$subsha1"
+                       then
+                               force="-f"
+                       fi
                        (unset GIT_DIR; cd "$path" && git-fetch &&
-                               git-checkout -q "$sha1") ||
+                               git-checkout $force -q "$sha1") ||
                        die "Unable to checkout '$sha1' in submodule path '$path'"
 
                        say "Submodule path '$path': checked out '$sha1'"