$ git clone -n https://src.fedoraproject.org/rpms/pcs.git /var/lib/mock/f40-build-2127081-50782/root/chroot_tmpdir/scmroot/pcs
Cloning into '/var/lib/mock/f40-build-2127081-50782/root/chroot_tmpdir/scmroot/pcs'...
$ git fetch origin d102aae88e73826d3efdc1c7a56e649d219b3054:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pcs
 * [new ref]         d102aae88e73826d3efdc1c7a56e649d219b3054 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d102aae Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild