$ git clone -n https://src.fedoraproject.org/rpms/kolf.git /var/lib/mock/f39-build-1503932-34992/root/chroot_tmpdir/scmroot/kolf
Cloning into '/var/lib/mock/f39-build-1503932-34992/root/chroot_tmpdir/scmroot/kolf'...
$ git fetch origin 9daac9412cf5bd379eaa4bd38f049c7f49bb4186:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kolf
 * [new ref]         9daac9412cf5bd379eaa4bd38f049c7f49bb4186 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9daac94 23.08.2