# Set up a repository, save the last commit as a patch file, then undo the commit git init -q echo "<h1>Hello world!</h1>" > index.html git add index.html git commit -q -m "First commit" echo "<p>Some change</p>" >> index.html git commit -q -am "some change" git format-patch -1 HEAD git reset -q --hard HEAD~1 git am 0001-some-change.patch