$ git clone -n https://src.fedoraproject.org/rpms/mythes-ro.git /var/lib/mock/f40-build-2012359-45784/root/chroot_tmpdir/scmroot/mythes-ro
Cloning into '/var/lib/mock/f40-build-2012359-45784/root/chroot_tmpdir/scmroot/mythes-ro'...
$ git fetch origin 44aa101325869d0e8d358d31eee894ad86cfb04a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mythes-ro
 * [new ref]         44aa101325869d0e8d358d31eee894ad86cfb04a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 44aa101 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild