revert in git code example

Example 1: revert git add

git reset <file> or git reset

Example 2: revert git commit

git revert <the_commit_hash>

Example 3: revert commit git

git revert <commit hash>

Example 4: revert commit git

$ git revert HEAD

Example 5: revert commit git

$ git log --oneline
b764644 File with three lines
7c709f0 File with two lines
9ef9173 File with one line