$ git clone -n https://src.fedoraproject.org/rpms/keysmith.git /var/lib/mock/f42-build-871005-177456/root/chroot_tmpdir/scmroot/keysmith
Cloning into '/var/lib/mock/f42-build-871005-177456/root/chroot_tmpdir/scmroot/keysmith'...
$ git fetch origin cec6b3c12523418bd1736ff34f769d3ede817e11:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/keysmith
 * [new ref]         cec6b3c12523418bd1736ff34f769d3ede817e11 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cec6b3c 24.12.2