bitbake: fetch2: Ensure mirror tarballs don't enforce checksum

local file fetches now validate checksums. The checksums for mirror
tarballs of repositories will not match so ignore these checksums.

(Bitbake rev: 6424f4b7e9c1ba8db81346e8b3a806dd035d4551)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/bb/fetch2/__init__.py

@@ -980,6 +980,7 @@ def build_mirroruris(origud, mirrors, ld):
 
                 try:
                     newud = FetchData(newuri, ld)
+                    newud.ignore_checksums = True
                     newud.setup_localpath(ld)
                 except bb.fetch2.BBFetchException as e:
                     logger.debug("Mirror fetch failure for url %s (original url: %s)" % (newuri, origud.url))