Your package libXfont failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=6938294 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
Created attachment 903573 [details] build.log
Created attachment 903574 [details] root.log
Created attachment 903575 [details] state.log
This is fixed by this build: http://koji.fedoraproject.org/koji/buildinfo?buildID=523055 Closing.