Your package libtheora failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=6946609 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
Created attachment 903816 [details] build.log
Created attachment 903817 [details] root.log
Created attachment 903818 [details] state.log