$ git clone -n https://src.fedoraproject.org/rpms/golang-lukechampine-uint128.git /var/lib/mock/f40-build-2595760-62745/root/chroot_tmpdir/scmroot/golang-lukechampine-uint128
Cloning into '/var/lib/mock/f40-build-2595760-62745/root/chroot_tmpdir/scmroot/golang-lukechampine-uint128'...
$ git fetch origin 1846b5b3d224fadd7ea34a6eb3520692f163119a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-lukechampine-uint128
 * [new ref]         1846b5b3d224fadd7ea34a6eb3520692f163119a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1846b5b Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild