On Tue, Jun 02, 2020 at 09:22:31PM +0200, Marius Bakke wrote:
> guix-commits@gnu.org writes:
> 
> > This is an automated email from the git hooks/post-receive script.
> >
> > niedzejkob pushed a commit to branch staging
> > in repository guix.
> >
> > The following commit(s) were added to refs/heads/staging by this push:
> >      new f20d1cf  gnu: ghc-7: Clean up package definition.
> > f20d1cf is described below
> >
> > commit f20d1cfb51ed14f325da000406807076323f70bc
> > Author: Jakub Kądziołka <kuba@kadziolka.net>
> > AuthorDate: Wed Apr 8 12:21:42 2020 +0200
> >
> >     gnu: ghc-7: Clean up package definition.
> >     
> >     * gnu/packages/haskell.scm (ghc-7)[modules, imported-modules]: Remove
> >       the unused rpath module.
> >       [phases]: Use invoke instead of system*.
> 
> Thanks!  Unfortunately the staging branch was recently 'frozen':
> 
>   https://lists.gnu.org/archive/html/guix-devel/2020-05/msg00373.html
> 
> I was about to revert the commit, but as GHC currently only builds on
> i686 and x86_64 and the CI is "half way there" already, perhaps we can
> let it slide:
> 
>   https://ci.guix.gnu.org/eval/13961?status=failed
> 
> We should have a better way to poll branch status other than "read all
> messages on guix-devel" or "ask Marius on IRC".

Ouch, sorry for that! I see two potential solutions:

1. Have a guix-devel-announce mailing list, to which we would post
   things concerning all Guix developers.
2. Configure the git server to reject pushes to frozen branches when
   unless --force is used.

Thoughts?
Jakub Kądziołka