$ git clone -n https://src.fedoraproject.org/rpms/golang-github-jackc-pgtype.git /var/lib/mock/f40-build-2668133-67187/root/chroot_tmpdir/scmroot/golang-github-jackc-pgtype
Cloning into '/var/lib/mock/f40-build-2668133-67187/root/chroot_tmpdir/scmroot/golang-github-jackc-pgtype'...
$ git fetch origin e13975e66f7d00eaf96e84c3d0077cddf51fe1c4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-jackc-pgtype
 * [new ref]         e13975e66f7d00eaf96e84c3d0077cddf51fe1c4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e13975e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild