undo github commit 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: undo git rebase

git reset --hard HEAD@{5}

Example 3: github restore previous commit

# syntax
git revert <commit>
# example
git revert 99a5c5905e12c74725bae64c61efce140662ce24
# where 99a5c59... is the commit (you can check it on github)