emacs-w3m build fails because of invalid git url

./pre-inst-env guix build emacs-w3m

building /gnu/store/gp0zp9fjwsks6qydybrw03yb2rl0ar98-git-checkout.drv...

environment variable `PATH' set to `/gnu/store/q09sy224qnxrp982z4xfaxi19721mjx8-gzip-1.9/bin:/gnu/store/ipx79bfj2mrc8npj7s3qi3zri11jfhaw-tar-1.30/bin'

Initialized empty Git repository in /gnu/store/wvbjysdw22ffjxxn3p45gwx01pmmfdfx-git-checkout/.git/

fatal: could not read Username for 'https://github.com': No such device or address

Failed to do a shallow fetch; retrying a full fetch...

fatal: could not read Username for 'https://github.com': No such device or address

Backtrace:

3 (primitive-load "/gnu/store/b29qhm9vjrd3kvyip2jb7s34jkp?")

In ice-9/eval.scm:

293:34 2 (_ #<directory (guile-user) 5ce140>)

In ./guix/build/git.scm:

50:10 1 (git-fetch "https://github.com/ecbrown/emacs-w3m" "0dd?" ?)

In ./guix/build/utils.scm:

616:6 0 (invoke _ . _)

./guix/build/utils.scm:616:6: In procedure invoke:

Throw to key `srfi-34' with args `(#<condition &invoke-error [program: "/gnu/store/26s82xpawy0z13lfhkd7iprr2ahcbl5f-git-minimal-2.20.1/bin/git" arguments: ("fetch" "origin") exit-status: 128 term-signal: #f stop-signal: #f] 5fb640>)'.

builder for `/gnu/store/gp0zp9fjwsks6qydybrw03yb2rl0ar98-git-checkout.drv' failed with exit code 1

build of /gnu/store/gp0zp9fjwsks6qydybrw03yb2rl0ar98-git-checkout.drv

failed