revert git commit after push code example

Example 1: git amend commit message after push

$ git commit --amend -m "New and correct message"

Example 2: git remove commits from branch after push

git reset --hard <last_working_commit_id>
So we must not reset to the commit_id that we don't want.

Then sure, we must push to remote branch:

git push --force

Example 3: undo git commit after push

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

Example 4: git how to undo a pushed commit

git revert <commit_hash>