this derivation will be built:
  /nix/store/9bgzja0jx78clzphxdbbzyvw9g2wmmgh-opentofu-1.12.6.drv
building '/nix/store/9bgzja0jx78clzphxdbbzyvw9g2wmmgh-opentofu-1.12.6.drv' on 'ssh-ng://builder@build04.clan.lol'
building '/nix/store/9bgzja0jx78clzphxdbbzyvw9g2wmmgh-opentofu-1.12.6.drv'

upload niks3: ok