Rebase with formatting change

gistfile1.txt

git checkout feature-branch
git commit -m 'Buffer' --allow-empty
git rebase -i <origin/master or similar>
# uncomment buffer commit, reorder into
#   pick Buffer
#   <pick feature-branch commits>
git filter-branch --tree-filter './scripts/format-all' <origin/master or similar>..HEAD
# inspect the new Buffer commit and act accordingly