Certificate verification failed for dibby repo

[danielhjames]

Does not seem to affect images that fetch debs locally, but should be looked into for distros that need to fetch updates from an online repo.

I: dibby: running /home/daniel/64studio/git/dibby/bootstrap/9000_cleanup.sh
Reading package lists... Done
Building dependency tree
Reading state information... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Hit:1 http://deb.debian.org/debian buster InRelease
Hit:2 http://deb.debian.org/debian buster-updates InRelease
Hit:3 http://deb.debian.org/debian-security buster/updates InRelease
Ign:4 https://apt.64studio.net/dibby buster InRelease
Err:5 https://apt.64studio.net/dibby buster Release
Certificate verification failed: The certificate is NOT trusted. The certificate issuer is unknown. Could not handshake: Error in the certificate verification. [IP: 178.62.2.142 443]
Reading package lists... Done
W: https://apt.64studio.net/dibby/dists/buster/InRelease: No system certificates available. Try installing ca-certificates.
W: https://apt.64studio.net/dibby/dists/buster/Release: No system certificates available. Try installing ca-certificates.
E: The repository 'https://apt.64studio.net/dibby buster Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.