Your package rubygem-rspec-rails failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=5771726 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_20_Mass_Rebuild
Resolved. Koji: http://koji.fedoraproject.org/koji/taskinfo?taskID=5811251