It wasn't broken. If you read the module page, the project utilized issues on GitHub, not on Drupal.org.
However, this issue is outdated, as issues are being migrated to Drupal.org.
There is no link to issues on the module page -
https://www.drupal.org/project/graphql →
Links to the issues seems to be broken.
https://www.drupal.org/project/issues/graphql →
Closed: outdated
4.0
Miscellaneous
Not all content is available!
It's likely this issue predates Contrib.social: some issue and comment data are missing.
It wasn't broken. If you read the module page, the project utilized issues on GitHub, not on Drupal.org.
However, this issue is outdated, as issues are being migrated to Drupal.org.