Your package libmash failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=6943062 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
Created attachment 903699 [details] build.log
Created attachment 903700 [details] root.log
Created attachment 903701 [details] state.log
Created attachment 912465 [details] Patch for rawhide Another BR must have been implicitly pulling in gobject-introspection-devel but no longer does; this adds an explicit BR.