cd ~/Repos/oe-core
git checkout master-next
git rebase origin/master
cd ~/Repos/yocto-docs
git checkout master-next
git rebase origin/master
cd ~/Repos/bitbake
git checkout master-next
git rebase origin/master
cd ~/Repos/poky
cp ../pokyconfig/combo-layer.conf ../pokyconfig/combo-layer-next.conf
sed -i -e "s/master/master-next/g" ../pokyconfig/combo-layer-next.conf
git checkout master-next
git reset master --hard
../pokyconfig/combo-layer -c ../pokyconfig/combo-layer-next.conf -n update
git checkout master