Your package hatch failed to build from source in current F28. https://koji.fedoraproject.org/koji/taskinfo?taskID=24801016 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
From time to time some unpredictable test timeout happens. Build for F28 is fixed now. https://koji.fedoraproject.org/koji/buildinfo?buildID=1029883