$ git clone -n https://src.fedoraproject.org/rpms/python-pymod2pkg.git /var/lib/mock/f39-build-1563934-37497/root/chroot_tmpdir/scmroot/python-pymod2pkg
Cloning into '/var/lib/mock/f39-build-1563934-37497/root/chroot_tmpdir/scmroot/python-pymod2pkg'...
$ git fetch origin 0903db5289c9ad4e27bb24d690b2083692cad916:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pymod2pkg
 * [new ref]         0903db5289c9ad4e27bb24d690b2083692cad916 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0903db5 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild