Your package spin failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=5773101 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_20_Mass_Rebuild
This package is now built for F20 and rawhide: https://koji.fedoraproject.org/koji/buildinfo?buildID=460592 https://koji.fedoraproject.org/koji/buildinfo?buildID=460593