Commit code

git add .
git commit -m "feat: xxxxxx"

How to revoke after commit

git reset --soft HEAD^

This successfully revoked the commit. Note that only the commit operation is
withdrawn, and the code modification remains.

git reset parameters

--mixed
do not delete the workspace to change the code, cancel the commit, and cancel the git add . operation. This is the
default parameter.

--soft
do not delete the workspace to change the code, cancel the commit, and do not cancel the git add ..

--hard
delete workspace change code, revoke commit, revoke git add .. After completing this operation, it is restored to the
last commit state.

How to migrate git repository to another git

git remote set-url origin remote_git_address
git push

This method will only migrate the current branch to the new git.

How to save username and password of git in Ubuntu

nano ~/.gitconfig

Edit the config file and set this config:

[credential]  
    helper = store