how to revert back in git code example

Example 1: revert back to a commit git

git reset --hard 4a155e5
Will move the HEAD back to where you want to be

Example 2: revert git commit

git revert <the_commit_hash>

Example 3: how to revert to log in git

git revert --no-commit 0766c053..HEAD
git commit

Example 4: how to revert a git revert

git revert <commitHashOfTheRevert> # locate the hash the revert was done 
                             #this will invert the changes made in that commit
                             #and preserve the git history

Example 5: how to revert commit in git

git checkout <commit hash>