Changelog for brightnessctl-0.5.1-2.fc33.x86_64.rpm :

* Mon Jul 27 2020 Fedora Release Engineering - 0.5.1-2- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
* Fri Mar 06 2020 James Elford - 0.5.1-1- New upstream release (0.5.1)- Remove patches for systemd-logind interface to brightness as functionality is now included in upstream
* Wed Jan 29 2020 Christian Kellner - 0.4-2- Require systemd >= 243- Use \'set_build_flags\' macro
* Sun Jan 26 2020 Christian Kellner - 0.4-1- New upstream release (0.4)- Add patch to use systemd-logind, modified from upstream PR 33 with modifications to not install the binary as suid.