$ git clone -n https://src.fedoraproject.org/rpms/firmitas.git /var/lib/mock/f41-build-830836-14825/root/chroot_tmpdir/scmroot/firmitas
Cloning into '/var/lib/mock/f41-build-830836-14825/root/chroot_tmpdir/scmroot/firmitas'...
$ git fetch origin b4ab75b1f2afd0b68ab4b84e3dba68c699cc61ae:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/firmitas
 * [new ref]         b4ab75b1f2afd0b68ab4b84e3dba68c699cc61ae -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b4ab75b Rebuilt for Python 3.13