Your package gocl failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=6977474 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
Created attachment 905060 [details] build.log
Created attachment 905061 [details] root.log
Created attachment 905062 [details] state.log
Cause is bug 1037097 (-Werror=format-security).