$ git clone -n https://src.fedoraproject.org/rpms/cinnamon-screensaver.git /var/lib/mock/f39-build-1550879-36958/root/chroot_tmpdir/scmroot/cinnamon-screensaver
Cloning into '/var/lib/mock/f39-build-1550879-36958/root/chroot_tmpdir/scmroot/cinnamon-screensaver'...
$ git fetch origin acbce86126fab2a720047e3c7581f98e64412c3e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cinnamon-screensaver
 * [new ref]         acbce86126fab2a720047e3c7581f98e64412c3e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at acbce86 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild