Function deref_without_lazy_fetch

fetch-pack.c:137–180

}

static struct commit *deref_without_lazy_fetch(const struct object_id *oid,
					       int mark_tags_complete_and_check_obj_db)
{
	enum object_type type;
	struct object_info info = { .typep = &type };
	struct commit *commit;

	commit = lookup_commit_in_graph(the_repository, oid);
	if (commit) {
		if (mark_tags_complete_and_check_obj_db) {
			if (!odb_has_object(the_repository->objects, oid,
					    ODB_HAS_OBJECT_RECHECK_PACKED))
				die_in_commit_graph_only(oid);
		}
		return commit;
	}

	while (1) {
		if (odb_read_object_info_extended(the_repository->objects, oid, &info,
						  OBJECT_INFO_SKIP_FETCH_OBJECT | OBJECT_INFO_QUICK))
			return NULL;
		if (type == OBJ_TAG) {
			struct tag *tag = (struct tag *)
				parse_object(the_repository, oid);

			if (!tag->tagged)
				return NULL;
			if (mark_tags_complete_and_check_obj_db)
				tag->object.flags |= COMPLETE;
			oid = &tag->tagged->oid;
		} else {
			break;
		}
	}

	if (type == OBJ_COMMIT) {
		struct commit *commit = lookup_commit(the_repository, oid);
		if (!commit || repo_parse_commit(the_repository, commit))
			return NULL;
		return commit;
	}

	return NULL;
}

static int rev_list_insert_ref(struct fetch_negotiator *negotiator,
			       const struct object_id *oid)