copying path '/nix/store/wr3njgpzrbmxfcdys91h0x23i9v12551-source' from 'https://hetzner-cache.numtide.com'...
this derivation will be built:
  /nix/store/k995hxqk5186igx610n0w2s87c8wxaxg-inputDerivation-effect-update-nix-git.drv
this path will be fetched (14.1 MiB download, 40.1 MiB unpacked):
  /nix/store/8q6jczz4f4llbzn3ji6cfp7z4bhny5za-gh-2.100.0
copying path '/nix/store/8q6jczz4f4llbzn3ji6cfp7z4bhny5za-gh-2.100.0' from 'https://hetzner-cache.numtide.com'...
building '/nix/store/k995hxqk5186igx610n0w2s87c8wxaxg-inputDerivation-effect-update-nix-git.drv'...