Your package rubygem-clutter-gstreamer failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=12895096 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_24_Mass_Rebuild
Created attachment 1126875 [details] build.log
Created attachment 1126876 [details] root.log
Created attachment 1126877 [details] state.log
mtasaka's rubygem-clutter-gstreamer-3.0.7-2.fc24 completed http://koji.fedoraproject.org/koji/buildinfo?buildID=730842
Fixed perhaps in llvm side