sudo rpm-ostree update
note: automatic updates (stage) are enabled
error: While pulling fedora/33/x86_64/silverblue: While fetching mirrorlist 'https://ostree.fedoraproject.org/mirrorlist': While fetching https://ostree.fedoraproject.org/mirrorlist:  SSL peer certificate or SSH remote key was not OK
May be it is just my Silverblue machine is problematic?
While another F34 machine is OK, but I got this from vpngate.net using Silverblue machine:
Secure Connection Failed
An error occurred during a connection to www.vpngate.net. PR_CONNECT_RESET_ERROR
The page you are trying to view cannot be shown because the authenticity of the received data could not be verified.
Please contact the website owners to inform them of this problem.