this derivation will be built:
  /nix/store/pmyapam7dn6afbbaqjz390cmql7l4885-nix-json-schema-checks-2.36.0pre.drv
this path will be fetched (3.0 MiB download, 7.2 MiB unpacked):
  /nix/store/a65f1mbfq6jaa74v2kqi7ndmahv2k1xx-jsonschema-0.7.0