[gnome-continuous] manifest: get xorg building again

[Jasper St. Pierre <jstpierre src gnome org>]

commit 6d6ac40a70c674703e6700009b548c63a656d1e9
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Wed Jul 30 18:27:36 2014 +0200

    manifest: get xorg building again

 manifest.json |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/manifest.json b/manifest.json
index 833b49a..475701a 100644
--- a/manifest.json
+++ b/manifest.json
@@ -381,6 +381,8 @@
                {"src": "anholt:libepoxy"},
 
                {"src": "fd:xorg/xserver",
+                 "tag": "860cd209679a2e56460977882b3b3826ddcb8710",
+                 "tag-reason": "broken build",
                  "config-opts": ["--enable-xwayland"]},
 
                {"src": "fd:xcb/util"},