diff -uNr anaconda-19.31.79__orig/pyanaconda/packaging/yumpayload.py anaconda-19.31.79/pyanaconda/packaging/yumpayload.py

--- anaconda-19.31.79__orig/pyanaconda/packaging/yumpayload.py	2014-04-29 01:45:59.000000000 +0100

+++ anaconda-19.31.79/pyanaconda/packaging/yumpayload.py	2014-07-02 14:36:15.360488588 +0100

@@ -428,7 +428,10 @@

     @property

     def mirrorEnabled(self):

         with _yum_lock:

-            return "fastestmirror" in self._yum.plugins._plugins

+            if productName.startswith("CentOS"):

+                return 0

+            else:

+                return "fastestmirror" in self._yum.plugins._plugins

     def getRepo(self, repo_id):

         """ Return the yum repo object. """

diff -uNr anaconda-21.48.22.56__orig/pyanaconda/packaging/yumpayload.py anaconda-21.48.22.56/pyanaconda/packaging/yumpayload.py

--- anaconda-21.48.22.56__orig/pyanaconda/packaging/yumpayload.py	2015-12-07 21:29:36.058347960 +0000

+++ anaconda-21.48.22.56/pyanaconda/packaging/yumpayload.py	2015-12-07 21:32:50.255770594 +0000

@@ -43,6 +43,7 @@

 from pyanaconda.iutil import execReadlines

 from pyanaconda.simpleconfig import simple_replace

 from functools import wraps

+from pyanaconda.product import productName 

 import logging

 log = logging.getLogger("packaging")