$ git clone -n https://src.fedoraproject.org/rpms/genromfs.git /var/lib/mock/f41-build-837031-158946/root/chroot_tmpdir/scmroot/genromfs
Cloning into '/var/lib/mock/f41-build-837031-158946/root/chroot_tmpdir/scmroot/genromfs'...
$ git fetch origin b5ccbc0e1c869bd7ea238c8fc198f0de7c26c7b7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/genromfs
 * [new ref]         b5ccbc0e1c869bd7ea238c8fc198f0de7c26c7b7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b5ccbc0 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild