My guix describe:


  guix 2ffae26
    repository URL: https://git.savannah.gnu.org/git/guix.git
    branch: master
    commit: 2ffae2689aef8efb325f97ec54abcdeee8588aa0

Note that I'm using substitutes.

Good luck!

-- 
Pierre Neidhardt
https://ambrevar.xyz/