It was used for workaround git 1.7.9.2 which was released in 2012 which
should not be existed on nowadays host, so remove it to avoid
confusions.
(Bitbake rev: 6140d0cc9aecf1029ca16fed47071dfcc92f4269)
Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>