$ git clone -n https://src.fedoraproject.org/rpms/killbots.git /var/lib/mock/f40-build-1816437-24909/root/chroot_tmpdir/scmroot/killbots
Cloning into '/var/lib/mock/f40-build-1816437-24909/root/chroot_tmpdir/scmroot/killbots'...
$ git fetch origin f49e06c865ca20d753f4158aff0dee85e2b87234:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/killbots
 * [new ref]         f49e06c865ca20d753f4158aff0dee85e2b87234 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f49e06c 24.05.2