[gnome-flashback] modulesets, 3.20: use the gnome-3-20 branch of gucharmap

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 86299327b4c8ad293464b263bf9fda437104af0d
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Mon Aug 7 22:52:35 2017 +0300

    modulesets, 3.20: use the gnome-3-20 branch of gucharmap

 modulesets/gnome-flashback-3.20.modules |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/modulesets/gnome-flashback-3.20.modules b/modulesets/gnome-flashback-3.20.modules
index 02a97b3..da8b469 100644
--- a/modulesets/gnome-flashback-3.20.modules
+++ b/modulesets/gnome-flashback-3.20.modules
@@ -122,7 +122,7 @@
   </autotools>
 
   <autotools id="gucharmap" autogenargs="--with-unicode-data=download">
-    <branch/>
+    <branch revision="gnome-3-20"/>
     <dependencies>
       <dep package="intltool"/>
       <dep package="glib"/>