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

[Matthias Clasen <matthiasc src gnome org>]

commit 2315c8111ff636c0afb074c6728b26ea63999eae
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Apr 11 21:38:08 2016 -0400

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

 modulesets/gnome-suites-core-3.20.modules |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/modulesets/gnome-suites-core-3.20.modules b/modulesets/gnome-suites-core-3.20.modules
index 24729dc..d5f0121 100644
--- a/modulesets/gnome-suites-core-3.20.modules
+++ b/modulesets/gnome-suites-core-3.20.modules
@@ -914,7 +914,7 @@
   </autotools>
 
   <autotools id="gnome-maps">
-    <branch/>
+    <branch revision="gnome-3-20"/>
     <dependencies>
       <dep package="clutter-gtk"/>
       <dep package="gjs"/>