t/lib-submodule-update.sh: clarify test

diff --git a/t/lib-submodule-update.sh b/t/lib-submodule-update.sh
index 38dadd2c2902f3621d54168d32a54d7863497968..d7699046f6545be28d5c39c058d4ca9db9e93793 100755 (executable)
--- a/t/lib-submodule-update.sh
+++ b/t/lib-submodule-update.sh
@@ -664,8 +664,8 @@ test_submodule_recursing_with_args_common() {
                        cd submodule_update &&
                        git -C sub1 checkout -b keep_branch &&
                        git -C sub1 rev-parse HEAD >expect &&
-                       git branch -t check-keep origin/modify_sub1 &&
-                       $command check-keep &&
+                       git branch -t modify_sub1 origin/modify_sub1 &&
+                       $command modify_sub1 &&
                        test_superproject_content origin/modify_sub1 &&
                        test_submodule_content sub1 origin/modify_sub1 &&
                        git -C sub1 rev-parse keep_branch >actual &&