This is a Guix channel for Heads.
In order to use it in Guix, create a file ~/.config/guix/channels.scm with the following contents:
(list (channel
(name 'guix)
(url "https://git.savannah.gnu.org/git/guix.git")
(branch "master"))
(channel
(name 'heads)
(url "https://github.com/daym/heads-guix.git")
(branch "wip")))