$ git clone -n https://src.fedoraproject.org/rpms/python-pg8000.git /var/lib/mock/f39-build-1443840-32593/root/chroot_tmpdir/scmroot/python-pg8000
Cloning into '/var/lib/mock/f39-build-1443840-32593/root/chroot_tmpdir/scmroot/python-pg8000'...
$ git fetch origin 4c6dcf17360a3d9370215a5ef0d2e13f1af97c99:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pg8000
 * [new ref]         4c6dcf17360a3d9370215a5ef0d2e13f1af97c99 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4c6dcf1 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild