# Git


* git cli
** git branch
+ =git rev-parse --abbrev-ref HEAD=
** git tags
+ =git describe --abbrev=0 --tags HEAD=
** git hash
+ =git rev-parse HEAD=

* recover

** corrupted Git repository
#+begin_src sh
mv -v .git .git_old &&            # Remove old Git files
git init &&                       # Initialise new repository
git remote add origin "${url}" && # Link to old repository
git fetch &&                      # Get old history
# Note that some repositories use 'master' in place of 'main'. Change the following line if your remote uses 'master'.
git reset origin/main --mixed     # Force update to old history.
#+end_src

* ssh key

** key gen
#+begin_src sh
ssh-keygen -t id_ed25519 -f ~/.ssh/github -C "email@example.com"
#+end_src


* zsh git

** oh-my-zsh.hide-status
#+begin_src sh
git config --add oh-my-zsh.hide-status 1
git config --add oh-my-zsh.hide-dirty 1
#+end_src

* clone

** single branch

#+begin_src shell
git clone <url> --branch <branch/tag> --single-branch [<folder>]
#+end_src

* submodule