The solution is disabling the iCloud Private Relay function, note that it is not sufficient to Limit IP Address Tracking for the specific network, but it could be necessary to disable it system-wide.Troubleshooting Tanzu Kubernetes Grid Issues

connect (101: Network is unreachable) Could not connect to :80 (91.189.88.142), connection timed out Could not connect to :80 (91.189.91.38), connection timed out Could not connect to :80 (91.189.88.152), connection timed out Could not connect to :80 (91.189.91.39), connection timed out Reading package lists. connect (101: Network is unreachable) Cannot initiate the connection to :80 (2001:67c:1562::18). connect (101: Network is unreachable) Err:4 groovy-security InRelease Cannot initiate the connection to :80 (2001:67c:1562::15). connect (101: Network is unreachable) Err:3 groovy-backports InRelease Cannot initiate the connection to :80 (2001:67c:1360:8001::24).

connect (101: Network is unreachable) Could not connect to :80 (91.189.88.142), connection timed out Could not connect to :80 (91.189.88.152), connection timed out Err:2 groovy-updates InRelease Cannot initiate the connection to :80 (2001:67c:1360:8001::24). The solution when a container is not able to reach internet like: apt update Err:1 groovy InRelease Cannot initiate the connection to :80 (2001:67c:1360:8001::24).

Docker for mac network timed out