gistfile1.txt

# While on master which is up to date.
git checkout -b feature9
# <work>, <commit>, <work>, <commit>, ...
git fetch origin/master
git rebase master
git checkout master
git pull
git rebase feature9
# Oopps, I wanted to do -i
git reglog
# Found the HEAD before the rebase
git reset --HARD HEAD@{19}
git rebase -i feature 9
# Get a noop