branche de commutation git
git switch branch_name
git checkout branch_name
comment vérifier dans quel brach nous sommes dans git
git branch -a # it will show an astrick * like *master
git branch --show-current # source == git remote --help
branche spécifique au clone git uniquement
git clone -b mybranch --single-branch git://sub.domain.com/repo.git
comment git cloner une branche github
git clone -b opencv-2.4 --single-branch https://github.com/Itseez/opencv.git