$ git clone -n https://src.fedoraproject.org/rpms/ghasher.git /var/lib/mock/f40-build-800222-142884/root/chroot_tmpdir/scmroot/ghasher
Cloning into '/var/lib/mock/f40-build-800222-142884/root/chroot_tmpdir/scmroot/ghasher'...
$ git fetch origin ad24a0ce9bd4fea1b76e88dfdc552fd0c9e05fc4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghasher
 * [new ref]         ad24a0ce9bd4fea1b76e88dfdc552fd0c9e05fc4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ad24a0c Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild