this derivation will be built:
  /nix/store/i6z3db88rjghmssxmy04bfc8n75ag252-check-fence.drv
building '/nix/store/i6z3db88rjghmssxmy04bfc8n75ag252-check-fence.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/i6z3db88rjghmssxmy04bfc8n75ag252-check-fence.drv'

upload niks3: ok