update commit message code example

Example 1: change git commit message

git commit --amend -m "New commit message"

Example 2: amend last commit message

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

Example 3: edit last commit message

git commit --amend -m "New commit message."

Example 4: git amend last commit message

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

Example 5: change commit message

git commit --amend
// press enter, editor would open

Example 6: how to change a commit message

git commit --amend
git push --force-with-lease <repository> <branch>