Rovanion,

Rovanion Luckey 写道：
> Running `make authenticate` and then rerunning `make check` did 
> not resolve
> this issue.

It won't.  Guix expects a local ‘keyring’ branch tracking 
upstream's:

  $ cd ~/guix
  $ git checkout --track upstream/keyring

(I use ‘upstream’ where you might use the default ‘origin’ or 
something else.)

Kind regards,

T G-R