Error with https://baryal.githubschool.github.io/github-games

exception = HTTPSConnectionPool(host='baryal.githubschool.github.io', port=443): Max retries exceeded with url: /github-games (Caused by SSLError(SSLCertVerificationError(1, "[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: Hostname mismatch, certificate is not valid for 'baryal.githubschool.github.io'. (_ssl.c:992)")))