We do already commit these into the repository itself, but have them in
the commit message as well as a reference. As part of this, refactor out
running "git commit" into a separate function so we don't have to
duplicate the code in the two places we call it.
Implements [YOCTO #7966].
(From OE-Core rev: c77a068e534b274dee7fb8a2399ecafd33da0587)
Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>