$ git clone -n https://src.fedoraproject.org/rpms/python-pystemd.git /var/lib/mock/f45-build-32477-660/root/chroot_tmpdir/scmroot/python-pystemd
Cloning into '/var/lib/mock/f45-build-32477-660/root/chroot_tmpdir/scmroot/python-pystemd'...
$ git fetch origin ad90f8da5f35bec104b3f297a546da21162ea8ae:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pystemd
 * [new ref]         ad90f8da5f35bec104b3f297a546da21162ea8ae -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ad90f8d Rebuilt for Python 3.15.0b4 ABI change