Gash-Utils ‘uname’ seems to be confused:
--8<---------------cut here---------------start------------->8---
$ $(guix build -e '(@@ (gnu packages commencement) gash-utils-boot)')/bin/uname
-a
Linux ribbon 5.10.10-gnu #1 SMP 1 x86_64 GNU/Linux
$ $(guix build -e '(@@ (gnu packages commencement) gash-utils-boot)')/bin/uname
-s
$ guix describe
Generacio 175 Feb 04 2021 22:52:40 (nuna)
guix 5ae09d7
repository URL: https://git.savannah.gnu.org/git/guix.git
branch: master
commit: 5ae09d7979a0696d862b9555314eab199f7ce576
$ uname -s
Linux
--8<---------------cut here---------------end--------------->8---
Ludo’.
