I then tested using the environment variable with /usr/bin/do-release-upgrade and saw the same mirror check skipped message in /var/log/dist-upgrade/main.log, so I'm setting this to verification done.
I then tested using the environment variable with /usr/bin/ do-release- upgrade and saw the same mirror check skipped message in /var/log/ dist-upgrade/ main.log, so I'm setting this to verification done.