Updating channel 'mychannel' from Git repository at 'https://gitlab.com/orang3/nonguix'...
Updating channel 'guix' from Git repository at 'https://git.savannah.gnu.org/git/guix.git'...
Building from these channels:
  guix      https://git.savannah.gnu.org/git/guix.git	a4f4e22
  mychannel   https://gitlab.com/mychannel/mychannel	3b7ed9c
;;; compiling /home/orang3/code/mychannel/packages/gog.scm