[jhbuild] 3.20: Use the gnome-3-20 branch of robots

[Matthias Clasen <matthiasc src gnome org>]

commit e35c1961ab6205cab1e94f1e55fe92e7a1b3afb8
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Apr 11 21:30:28 2016 -0400

    3.20: Use the gnome-3-20 branch of robots

 modulesets/gnome-apps-3.20.modules |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/modulesets/gnome-apps-3.20.modules b/modulesets/gnome-apps-3.20.modules
index 9d0bc63..f3af1ca 100644
--- a/modulesets/gnome-apps-3.20.modules
+++ b/modulesets/gnome-apps-3.20.modules
@@ -879,7 +879,7 @@
   </autotools>
 
   <autotools id="gnome-robots">
-    <branch/>
+    <branch revision="gnome-3-20"/>
     <dependencies>
       <dep package="appstream-glib"/>
       <dep package="intltool"/>