$ git clone -n https://src.fedoraproject.org/rpms/bout++.git /var/lib/mock/f38-build-722082-98705/root/chroot_tmpdir/scmroot/bout++
Cloning into '/var/lib/mock/f38-build-722082-98705/root/chroot_tmpdir/scmroot/bout++'...
$ git fetch origin f9fe7fc9023211d89479b0cda0a644d1716b36eb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/bout++
 * [new ref]         f9fe7fc9023211d89479b0cda0a644d1716b36eb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f9fe7fc Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild