Changelog for gnome-themes-extra-3.28-2.fc29.x86_64.rpm :

* Fri Jul 13 2018 Fedora Release Engineering - 3.28-2- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild
* Fri Apr 13 2018 Pete Walter - 3.28-1- Rename gnome-themes-standard to gnome-themes-extra