This is nessary when specified branch with submodules is different then
default (master) branch.
[YOCTO #7771]
(Bitbake rev: f7b0b5e33e00f3ce0744322eee93835ee76bf184)
Signed-off-by: Felipe F. Tonello <eu@felipetonello.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>