---
author: Marc Beninca
title: Git CPP
subtitle: Concepts, Porcelain & Plumbing
date: 2024 / 03
---

# Git

## Concepts

* hash
  * sha1 (sha256)

## Porcelain

* git init
  * bare | non-bare
* git config
  * system → global → local
  * user name & email
  * description
* git status
* git branch --force
* git add
* git commit
* git checkout | switch
* git worktree
* git merge
  * fast-forward
  * three-way
* git rebase
  * as-is
  * merge-squash
  * cherry-pick
  * interactive
* git reflog
* git remote | clone
* git fetch | pull
* git push
* git tag

## Plumbing

* .git/config
* .git/description
* .git/refs
  * heads/branch
  * remotes/remote/branch
  * tags/tag
* .git/objects
  * .git/objects
  * git cat-file -t|-p hash
  * git update-ref refs/heads/dev hash
  * git symbolic-ref HEAD refs/heads/main
  * git hash-object -w file
  * git update-index
  * git write-tree
  * git commit-tree