[mate-themes-extras] fix koji build

[Wolfgang Ulbrich]

commit 06da42a6ded2a5ef9790c80bd9f8c11485e405d3
Author: raveit65 <chat-to-me at raveit.de>
Date:   Thu Oct 24 22:41:30 2013 +0200

    fix koji build

 mate-themes-extras.spec |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/mate-themes-extras.spec b/mate-themes-extras.spec
index 756c961..f1b5637 100644
--- a/mate-themes-extras.spec
+++ b/mate-themes-extras.spec
@@ -8,7 +8,7 @@ Release: 	1%{?dist}
 # so i decided to release on fedorapeople to have a valid download link
 # There are different releases for GTK3 versions in f18 and f19
 URL: 		https://github.com/NiceandGently/mate-themes-extras-4
-Source0:	http://raveit65.fedorapeople.org/Mate/SOURCE/%{name}-4-%{version}.tar.gz
+Source0:	http://raveit65.fedorapeople.org/Mate/SOURCE/%{name}-4-%{version}.tar.xz
 
 License: 	LGPLv2 and GPLv2
 Group: 		User Interface/Desktops