undo commit and push code example

Example 1: revert last push to server

git reset --hard HEAD@{1}
git push -f

Example 2: undo git commit after push

git reset <hash> # Run this then merge, commit, and push

Example 3: how to revert last pushed commit

To reset a brancj to some good commit:

In the server, move the cursor back to the last known good commit:

git push -f origin <last_known_good_commit>:<branch_name>

Locally, do the same:

git reset --hard <last_known_good_commit>
#         ^^^^^^
#         optional