$ git clone -n https://src.fedoraproject.org/rpms/juk.git /var/lib/mock/f40-build-2227217-53005/root/chroot_tmpdir/scmroot/juk
Cloning into '/var/lib/mock/f40-build-2227217-53005/root/chroot_tmpdir/scmroot/juk'...
$ git fetch origin 0df5dcc44df38bc60c3419c8e0421c48bbb99854:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/juk
 * [new ref]         0df5dcc44df38bc60c3419c8e0421c48bbb99854 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0df5dcc 24.01.85