revoke last commit 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: git reset last commit

$ git reset --soft HEAD~1

Example 3: revert last commit

git reset HEAD~

Example 4: how to undo commit

git reset <commitId>
# Exemple
git reset 5310517