mirrors.bbclass: provide additional rule for git repo fallbacks

Git hosting servers that require a slightly different URL when accessing
repositories via https protocol instead of the git native protocol
are not uncommon (servers using cgit as web UI). Provide a general rule
to try HOST/git/PATH via https as git repo fallback.

Signed-off-by: Daniel Wagenknecht <dwagenknecht@emlix.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/classes/mirrors.bbclass

@@ -73,4 +73,5 @@ git://git.gnome.org/.*        git://gitlab.gnome.org/GNOME/PATH;protocol=https \
 git://git.savannah.gnu.org/.* git://git.savannah.gnu.org/git/PATH;protocol=https \n \
 git://git.yoctoproject.org/.* git://git.yoctoproject.org/git/PATH;protocol=https \n \
 git://.*/.*                   git://HOST/PATH;protocol=https \n \
+git://.*/.*                   git://HOST/git/PATH;protocol=https \n \
 "