Support downloading crate files from a mirror at SOURCE_MIRROR_URL.
(From OE-Core rev: aebf4f183267a1e2f073078ade0ddc916ceed53f)
Signed-off-by: Adrian Freihofer <adrian.freihofer@siemens.com>
Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>