File “/config/custom_components/hacs/aiogithub/aiogithub.py”, line 56, in get_repo
raise AIOGitHubException(response[“message”])
custom_components.hacs.aiogithub.exceptions.AIOGitHubException: Server Error
You may add a logger to that file, with high verbosity. Then it will tell whether the response from the server is correct.
Perhaps certain times the response is not in any format that the program will accept, therefore will raise the exception.