code: public File getHubOverride(String path) throws IOException {
          if (getOverrideRoot() != null) {
              File hubOverride = new File(getOverrideRoot() + path);
              if (hubOverride.isFile())
                  return hubOverride;
          }
          if (getDevOverrideRoot() != null && isDev()) {
              File devOverride = new File(getDevOverrideRoot() + path);
              if (devOverride.isFile())
                  return devOverride;
          }
          return null;
      }
docs: Finds overridden hub artifacts among assets.
  Core dev override is also supported for vanilla hub development.