how to undo git commit . code example

Example 1: undo commit

# KEEP CHANGES
git reset --soft HEAD~1

# REMOVE CHANGES
git reset --hard HEAD~1

Example 2: undo last commit

git reset --soft HEAD~1

Example 3: undo most recent commit

$ git commit -m "some comment"                
$ git reset HEAD~                                          
<< edit files as necessary >>                              
$ git add ...                                              
$ git commit -c ORIG_HEAD

Example 4: undo last commit

git reset HEAD~