Errors in hassio

Does any one know in which HA github are would I post an issue with errors in hassio? Specifically caused by

You would not. Hassio has been unsupported for over three years.

If you mean Home Assistant Operating System, then you would post an issue here:

Or here if it is a core integration causing the issue:

If it is a third party integration that has the issue, contact the developer of that integration.