$ git clone -n https://src.fedoraproject.org/rpms/sng.git /var/lib/mock/f40-build-791603-137670/root/chroot_tmpdir/scmroot/sng
Cloning into '/var/lib/mock/f40-build-791603-137670/root/chroot_tmpdir/scmroot/sng'...
$ git fetch origin 0f120e9b7ad6e40694d814d73f0ac44c78f8cb1d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sng
 * [new ref]         0f120e9b7ad6e40694d814d73f0ac44c78f8cb1d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0f120e9 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild