cocci: apply the "cache.h" part of "the_repository.pending"

Apply the part of "the_repository.pending.cocci" pertaining to
"cache.h".

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/archive.c b/archive.c
index 9aeaf2b..732e210 100644
--- a/archive.c
+++ b/archive.c
@@ -461,7 +461,7 @@ static void parse_treeish_arg(const char **argv,
 		dwim_ref(name, strlen(name), &oid, &ref, 0);
 	}
 
-	if (get_oid(name, &oid))
+	if (repo_get_oid(the_repository, name, &oid))
 		die(_("not a valid object name: %s"), name);
 
 	commit = lookup_commit_reference_gently(ar_args->repo, &oid, 1);