Just a place to store information.
[an example](https://example.com/ "Title")
![Alt text](/path/to/img.jpg "Optional title")
Create a symbolic link:
$ ln -s path/to/file path/to/linkname
update local branch list
$ git remote update origin --prune
or $ git fetch -p
show all commits (only subject) between commit_id and HEAD
git log --oneline 12as23d34r4f..HEAD