Merge pull request #506 from Changaco/fix-crash

Fix a crash

Author: josegonzalez

github_backup/github_backup.py

@@ -806,6 +806,7 @@ def _extract_legal_url(response_body_bytes):
                     response = json.loads(http_response.read().decode("utf-8"))
                     break  # Exit retry loop and handle the data returned
                 except (
+                    ConnectionError,
                     IncompleteRead,
                     json.decoder.JSONDecodeError,
                     TimeoutError,