Install error. apt-get update. error during signature verification

[chris (Chris Dellaway)]

@Stephen_Richter

Err:1 https://cli.github.com/packages stable InRelease
  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 23F3D4EA75716059

@Stephen_Richter

W: Failed to fetch https://cli.github.com/packages/dists/stable/InRelease The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 23F3D4EA75716059

Unrelated to MongoDB, I should have picked that up in the first post.

Something github related, check that one.