curl --request GET \
  --url https://gogs.example.com/api/v1/users/{username}/followers \
  --header 'Authorization: <api-key>'

[
  {
    "id": 123,
    "username": "<string>",
    "login": "<string>",
    "full_name": "<string>",
    "email": "jsmith@example.com",
    "avatar_url": "<string>"
  }
]