archive.mozilla.org is returning a bad SSL cert

[colemickens]

 warning: error: unable to download 'https://archive.mozilla.org/pub/firefox/nightly/2023/08/2023-08-01-03-45-57-mozilla-central/firefox-118.0a1.en-US.linux-x86_64.checksums': SSL peer certificate or SSH remote key was not OK (60); retrying in 346 ms
warning: error: unable to download 'https://archive.mozilla.org/pub/firefox/nightly/2023/08/2023-08-01-03-45-57-mozilla-central/firefox-118.0a1.en-US.linux-x86_64.checksums': SSL peer certificate or SSH remote key was not OK (60); retrying in 593 ms
warning: error: unable to download 'https://archive.mozilla.org/pub/firefox/nightly/2023/08/2023-08-01-03-45-57-mozilla-central/firefox-118.0a1.en-US.linux-x86_64.checksums': SSL peer certificate or SSH remote key was not OK (60); retrying in 1204 ms
warning: error: unable to download 'https://archive.mozilla.org/pub/firefox/nightly/2023/08/2023-08-01-03-45-57-mozilla-central/firefox-118.0a1.en-US.linux-x86_64.checksums': SSL peer certificate or SSH remote key was not OK (60); retrying in 2094 ms
error:

and sure enough:

looks like maybe archive.mozilla.org is in the process of adopting a CDN?