$ git clone -n https://src.fedoraproject.org/rpms/nrg2iso.git /var/lib/mock/f40-build-803217-144208/root/chroot_tmpdir/scmroot/nrg2iso
Cloning into '/var/lib/mock/f40-build-803217-144208/root/chroot_tmpdir/scmroot/nrg2iso'...
$ git fetch origin dabe00964009e041f4c0c7d74d2d2d4a074ad327:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nrg2iso
 * [new ref]         dabe00964009e041f4c0c7d74d2d2d4a074ad327 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dabe009 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild