$ git clone -n https://src.fedoraproject.org/rpms/ark.git /var/lib/mock/f40-build-2177688-51098/root/chroot_tmpdir/scmroot/ark
Cloning into '/var/lib/mock/f40-build-2177688-51098/root/chroot_tmpdir/scmroot/ark'...
$ git fetch origin 5e4c2f2a34d0c4349d7c701222afc1003ba6010a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ark
 * [new ref]         5e4c2f2a34d0c4349d7c701222afc1003ba6010a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5e4c2f2 24.01.85