[python-rosinstall/f18] Fix spec to refer to new short commit global

[rmattes]

commit c9c71d83af6e2159503ca33e1c94ecc2cb4c20cf
Author: Rich Mattes <richmattes at gmail.com>
Date:   Sun Jun 2 11:15:26 2013 -0400

    Fix spec to refer to new short commit global

 python-rosinstall.spec |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/python-rosinstall.spec b/python-rosinstall.spec
index 8c91430..c8a6ea7 100644
--- a/python-rosinstall.spec
+++ b/python-rosinstall.spec
@@ -3,7 +3,7 @@
 %global realname rosinstall
 Name:           python-rosinstall
 Version:        0.6.28
-Release:        1.20130601git%{gitrev}%{?dist}
+Release:        1.20130601git%{shortcommit}%{?dist}
 Summary:        ROS installation utilities
 
 License:        BSD