Your package buildbot failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=6941498 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
Created attachment 903648 [details] build.log
Created attachment 903649 [details] root.log
Created attachment 903650 [details] state.log
Created attachment 911899 [details] Patch for rawhide Cause was changes in behaviour of sphinx and then twisted, both fixed upstream.