;;; Copyright © 2018 Oleg Pykhalov <go.wigust@gmail.com>
;;; Copyright © 2020 Martin Becze <mjbecze@riseup.net>
;;; Copyright © 2020 Ricardo Wurmus <rekado@elephly.net>
+;;; Copyright © 2021 Xinglu Chen <public@yoctocell.xyz>
;;;
;;; This file is part of GNU Guix.
;;;
(let ((elpa-archives
'((gnu . "https://elpa.gnu.org/packages")
(gnu/http . "http://elpa.gnu.org/packages") ;for testing
+ (nongnu . "https://elpa.nongnu.org/nongnu")
(melpa-stable . "https://stable.melpa.org/packages")
(melpa . "https://melpa.org/packages"))))
(assq-ref elpa-archives repo)))
((assoc-ref recipe #:commit)
=> (lambda (commit) (cons 'commit commit)))
(else
- '(branch . "master"))))
+ '())))
(let-values (((directory commit) (download-git-repository url ref)))
`(origin