t6036: fix broken && chain in sub-shell

diff --git a/t/t0090-cache-tree.sh b/t/t0090-cache-tree.sh
index 4ae0995cd9140d3030da7d975c74ff3d9e55b039..0c61268fd22ade66c6cbd91ad743986b33af0d5d 100755 (executable)
--- a/t/t0090-cache-tree.sh
+++ b/t/t0090-cache-tree.sh
@@ -9,7 +9,7 @@ cache-tree extension.
 
 cmp_cache_tree () {
        test-tool dump-cache-tree | sed -e '/#(ref)/d' >actual &&
-       sed "s/$_x40/SHA/" <actual >filtered &&
+       sed "s/$OID_REGEX/SHA/" <actual >filtered &&
        test_cmp "$1" filtered
 }