On Fri, May 28 2021, Dr. Arne Babenhauserheide wrote:

> Hi,
>
> The current evolve extension in Guix does not work with current hg
> anymore. To reproduce:

I sent a patch for this a few days ago :)

   https://issues.guix.gnu.org/48705

BTW, you should send patches to guix-patches@gnu.org, not
bug-guix@gnu.org