Merge branch 'js/maint-all-implies-HEAD'

* js/maint-all-implies-HEAD:
  bundle: allow the same ref to be given more than once
  revision walker: include a detached HEAD in --all

revision.c

@@ -1263,6 +1263,7 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, const ch
 
 			if (!strcmp(arg, "--all")) {
 				handle_refs(revs, flags, for_each_ref);
+				handle_refs(revs, flags, head_ref);
 				continue;
 			}
 			if (!strcmp(arg, "--branches")) {