how to change git commit message after commit code example

Example 1: change git commit message

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

Example 2: git amend last commit message

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

Example 3: change commit message

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

Example 4: git amend commit message

git commit --amend -m "New commit message for most recent commit"