refs.c: make remove_empty_directories always set errno to something sane

diff --git a/t/t9145-git-svn-master-branch.sh b/t/t9145-git-svn-master-branch.sh
index 16852d26aea6d8c8aeee3633ce6aaf50200a2036..65591374938b0d8967e6cbc7fe6a96746304bff0 100755 (executable)
--- a/t/t9145-git-svn-master-branch.sh
+++ b/t/t9145-git-svn-master-branch.sh
@@ -17,7 +17,7 @@ test_expect_success 'git svn clone --stdlayout sets up trunk as master' '
        git svn clone -s "$svnrepo" g &&
        (
                cd g &&
-               test x`git rev-parse --verify refs/remotes/trunk^0` = \
+               test x`git rev-parse --verify refs/remotes/origin/trunk^0` = \
                     x`git rev-parse --verify refs/heads/master^0`
        )
 '