git clone:
http://git-scm.com/docs/git-clone

git clone
    -n <remote-repo>
    -n is --no-checkout

    -l --no-hardlinks <local-repo-path>
    -l is --local

    --branch <branch-name>


MIRRORING:

git clone --mirror ...

:: HEAD - currently checked out branch
git remote -v update --prune
:: git fetch --prune -v --multiple --all
:: git fetch --append --prune -v origin