if (refs_head_ref(get_submodule_ref_store(path),
                                  handle_submodule_head_ref, &oid))
-                       die(_("could not resolve HEAD ref inside the"
+                       die(_("could not resolve HEAD ref inside the "
                              "submodule '%s'"), path);
 
                print_status(flags, '+', path, &oid, displaypath);
        argv++;
        argc--;
        /* Get the submodule's head ref and determine if it is detached */
-       head = resolve_refdup("HEAD", 0, head_oid.hash, NULL);
+       head = resolve_refdup("HEAD", 0, &head_oid, NULL);
        if (!head)
                die(_("Failed to resolve HEAD as a valid ref."));
        if (!strcmp(head, "HEAD"))