$ git clone -n https://src.fedoraproject.org/rpms/moreutils.git /var/lib/mock/f40-build-2011913-45752/root/chroot_tmpdir/scmroot/moreutils
Cloning into '/var/lib/mock/f40-build-2011913-45752/root/chroot_tmpdir/scmroot/moreutils'...
$ git fetch origin ac2a4f6a33e49f36d659674d0782370fd5a75c8a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/moreutils
 * [new ref]         ac2a4f6a33e49f36d659674d0782370fd5a75c8a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ac2a4f6 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild