$ git clone -n https://src.fedoraproject.org/rpms/hyphen-bg.git /var/lib/mock/f40-build-2004302-44939/root/chroot_tmpdir/scmroot/hyphen-bg
Cloning into '/var/lib/mock/f40-build-2004302-44939/root/chroot_tmpdir/scmroot/hyphen-bg'...
$ git fetch origin 1e807f35e7c35f48a95e367339a0ff97cd9d486a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hyphen-bg
 * [new ref]         1e807f35e7c35f48a95e367339a0ff97cd9d486a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1e807f3 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild