As it turned out that the problem is in the guix package following an update I started a bisect.
Updating guix to: edc58fdada good -- OpenPGP Key Fingerprint: 7988:3B9F:7D6A:4DBF:3719:0367:2506:A96C:CF63:0B21
- bug#39090: Installer fails on install disk built from mas... Gábor Boskovits
- bug#39090: Installer fails on install disk built fro... Gábor Boskovits
- bug#39090: Installer fails on install disk built... Gábor Boskovits
- bug#39090: Installer fails on install disk b... Gábor Boskovits
- bug#39090: Installer fails on install di... Gábor Boskovits
- bug#39090: Installer fails on insta... Gábor Boskovits
- bug#39090: Installer fails on i... Gábor Boskovits
- bug#39090: Installer fails on i... Gábor Boskovits
- bug#39090: Installer fails on i... Ludovic Courtès
- bug#39090: Update on the installer bug Gábor Boskovits
- bug#39090: Guix package version bisect update Gábor Boskovits
- bug#39090: Guix package version bisect update Gábor Boskovits
- bug#39090: Guix package version bisect update Gábor Boskovits
- bug#39090: Guix package version bisect updat... Gábor Boskovits
