- /*
- * Finally, tell the other end!
- */
- new_refs = 0;
- for (ref = ref_list; ref; ref = ref->next) {
- char old_hex[60], *new_hex;
- if (is_zero_sha1(ref->new_sha1))
+ /* We assume that local is fsck-clean. Otherwise
+ * you _could_ have an old tag which points at
+ * something you do not have, which may or may not
+ * be a commit.
+ */
+ if (!ref_newer(ref->peer_ref->new_sha1,
+ ref->old_sha1)) {
+ error("remote ref '%s' is not a strict "
+ "subset of local ref '%s'.", ref->name,
+ ref->peer_ref->name);
+ continue;
+ }
+ }
+ memcpy(ref->new_sha1, ref->peer_ref->new_sha1, 20);
+ if (is_zero_sha1(ref->new_sha1)) {
+ error("cannot happen anymore");