{ "main": "example"
, "repositories":
  { "example":
    { "repository": {"type": "file", "path": "."}
    , "bindings": {"rules": "rules-rust"}
    }
  , "rules-rust":
    { "repository":
      { "type": "git"
      , "repository": "https://github.com/just-buildsystem/rules-rust"
      , "branch": "master"
      , "commit": "1a8211bda5c14ef0b2bff3af062c049d5598f02f"
      , "subdir": "rules"
      }
    }
  }
}