unable to access 'https://github.com/DaveGamble/cJSON.git/': Failed to connect to github.com port 443 after 26 ms: Connection refused

Fetched in submodule path 'lib/esp-idf/components/json/cJSON', but it did not contain 87d8f0961a01bf09bef98ff89bae9fdec42181ee. Direct fetching of that commit failed.

Failed to recurse into submodule path 'lib/esp-idf'