$ git clone -n https://src.fedoraproject.org/rpms/rocs.git /var/lib/mock/f42-build-side-1-3510469-46033/root/chroot_tmpdir/scmroot/rocs
Cloning into '/var/lib/mock/f42-build-side-1-3510469-46033/root/chroot_tmpdir/scmroot/rocs'...
$ git fetch origin f0a61dbe683aad5da7ec8bc2d858cbdb891c240b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rocs
 * [new ref]         f0a61dbe683aad5da7ec8bc2d858cbdb891c240b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f0a61db 25.04.0