diff -uNrp anaconda-21.48.22.121.orig/pyanaconda/packaging/yumpayload.py anaconda-21.48.22.121/pyanaconda/packaging/yumpayload.py

--- anaconda-21.48.22.121.orig/pyanaconda/packaging/yumpayload.py	2017-04-27 08:09:33.000000000 -0500

+++ anaconda-21.48.22.121/pyanaconda/packaging/yumpayload.py	2017-09-04 00:21:23.617491857 -0500

@@ -206,6 +206,10 @@ class YumPayload(PackagePayload):

         """Save repomd.xml files for later test for availability."""

         self._repoMD_list = []

         for repoID in self.repos:

+            if not self.isRepoEnabled(repoID):

+                log.info("Not checking metadata for disabled repo %s", repoID)

+                continue

+

             repo = self.getRepo(repoID)

             with _yum_lock:

                 repoMD = RepoMDMetaHash(self, repo)