Failed to connect to github.com port 443 after 21044 ms: Timed out

This error message indicates that the connection to the GitHub server could not be established within the allotted time. This could be due to a network issue, a firewall blocking the connection, or a problem with GitHub's servers. Some possible solutions include checking your network connection, temporarily disabling any firewalls, and trying again later. You can also check the GitHub status page to see if there are any known issues with the service.