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

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

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/builtin/checkout.c b/builtin/checkout.c
index 1d1f33e..cb7cd31 100644
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -703,7 +703,8 @@ static void setup_branch_path(struct branch_info *branch)
 	 * If this is a ref, resolve it; otherwise, look up the OID for our
 	 * expression.  Failure here is okay.
 	 */
-	if (!dwim_ref(branch->name, strlen(branch->name), &branch->oid, &branch->refname, 0))
+	if (!repo_dwim_ref(the_repository, branch->name, strlen(branch->name),
+			   &branch->oid, &branch->refname, 0))
 		repo_get_oid_committish(the_repository, branch->name, &branch->oid);
 
 	strbuf_branchname(&buf, branch->name, INTERPRET_BRANCH_LOCAL);
@@ -1424,7 +1425,8 @@ static void die_expecting_a_branch(const struct branch_info *branch_info)
 	char *to_free;
 	int code;
 
-	if (dwim_ref(branch_info->name, strlen(branch_info->name), &oid, &to_free, 0) == 1) {
+	if (repo_dwim_ref(the_repository, branch_info->name,
+			  strlen(branch_info->name), &oid, &to_free, 0) == 1) {
 		const char *ref = to_free;
 
 		if (skip_prefix(ref, "refs/tags/", &ref))