Your package blogilo failed to build from source in current F28. https://koji.fedoraproject.org/koji/taskinfo?taskID=24875137 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
Upstream dropped support from kde applications, I guess we probably should too (esp since it's busted).
https://src.fedoraproject.org/rpms/blogilo/c/fba280e3d62aa48ba99e74f285b43dd3df737868?branch=f28
Added versioned Obsoletes to kf5-kblog on f28+