ls-remote: pass ref prefixes when requesting a remote's refs

diff --git a/t/t4060-diff-submodule-option-diff-format.sh b/t/t4060-diff-submodule-option-diff-format.sh
index 33ec26d7557ab49888584396c14a1b58564c2dcd..4b168d0ed7ff2bbb1d93895de7fdf3f14bfe334e 100755 (executable)
--- a/t/t4060-diff-submodule-option-diff-format.sh
+++ b/t/t4060-diff-submodule-option-diff-format.sh
@@ -643,9 +643,11 @@ test_expect_success 'deleted submodule' '
        test_cmp expected actual
 '
 
-test_create_repo sm2 &&
-head7=$(add_file sm2 foo8 foo9) &&
-git add sm2
+test_expect_success 'create second submodule' '
+       test_create_repo sm2 &&
+       head7=$(add_file sm2 foo8 foo9) &&
+       git add sm2
+'
 
 test_expect_success 'multiple submodules' '
        git diff-index -p --submodule=diff HEAD >actual &&