$ git clone -n https://src.fedoraproject.org/rpms/python-psycogreen.git /var/lib/mock/f39-build-1555774-37131/root/chroot_tmpdir/scmroot/python-psycogreen
Cloning into '/var/lib/mock/f39-build-1555774-37131/root/chroot_tmpdir/scmroot/python-psycogreen'...
$ git fetch origin ab6fa6614484fce3cb6e3ff0e481b16b0af48f61:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-psycogreen
 * [new ref]         ab6fa6614484fce3cb6e3ff0e481b16b0af48f61 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ab6fa66 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild