how to remove last commit completely in git code example

Example 1: git undo commit

# Uncommit the changes
git reset --soft HEAD~1

# Completely delete the changes
git reset --hard HEAD~1

Example 2: pop last commit git

#this  will preserve changes done to your files
git reset --soft HEAD~1

#this will get rid of the commit and the changes done to the files
$ git reset --hard HEAD~1