$ git clone -n https://src.fedoraproject.org/rpms/python-agate.git /var/lib/mock/f39-build-1537346-36369/root/chroot_tmpdir/scmroot/python-agate
Cloning into '/var/lib/mock/f39-build-1537346-36369/root/chroot_tmpdir/scmroot/python-agate'...
$ git fetch origin b2863c835bb2dadd8fe45c06c6ae8e05d6cecc04:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-agate
 * [new ref]         b2863c835bb2dadd8fe45c06c6ae8e05d6cecc04 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b2863c8 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild