make check failure

[Blake M. <bl...@mc...>]

I am running the latest hg pull on a 64 bit Linux box.  I get the following
on make check:

[...]
Copyright (c) Bruno Haible, Michael Stoll 1992-1993
Copyright (c) Bruno Haible, Marcus Daniels 1994-1997
Copyright (c) Bruno Haible, Pierpaolo Bernardi, Sam Steingold 1998
Copyright (c) Bruno Haible, Sam Steingold 1999-2000
Copyright (c) Sam Steingold, Bruno Haible 2001-2018

Type :h and hit Enter for context help.

;; connecting to
"http://clisp.org/beta/impnotes/id-href.map"...connected...HTTP/1.1
301 Moved Permanently --> "
https://clisp.sourceforge.io/beta/impnotes/id-href.map"
*** - OPEN-HTTP("https://clisp.sourceforge.io/beta/impnotes/id-href.map"):
      HTTPS protocol is not supported yet
Bye.
make: *** [check-doc] Error 1