git cms-init

git clone https://github.com/kskovpen/FlatTree

git remote add -f -t ecal_smear_fix_80X emanueledimarco https://github.com/emanueledimarco/cmssw.git
git cms-addpkg EgammaAnalysis/ElectronTools
git checkout -b from-52f192a 52f192a
cd EgammaAnalysis/ElectronTools/data
git clone -b ICHEP2016_v2 https://github.com/ECALELFS/ScalesSmearings.git
cd -

git cms-merge-topic -u cms-met:CMSSW_8_0_X-METFilterUpdate

scram b -j10