$ git clone -n https://src.fedoraproject.org/rpms/python-systemd.git /var/lib/mock/f39-build-1426382-31593/root/chroot_tmpdir/scmroot/python-systemd
Cloning into '/var/lib/mock/f39-build-1426382-31593/root/chroot_tmpdir/scmroot/python-systemd'...
$ git fetch origin 18f950ef1d1ce311df521f6e78ff8aef1a185aa7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-systemd
 * [new ref]         18f950ef1d1ce311df521f6e78ff8aef1a185aa7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 18f950e Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild