gitosis.sh

sudo apt-get install gitosis

sudo adduser \
  --system \
  --shell /bin/sh \
  --gecos 'git version control' \
  --group \
  --disabled-password \
  --home /home/git \
  git

ssh-keygen -t rsa

sudo -H -u git gitosis-init < ~/.ssh/id_rsa.pub

sudo chmod 755 /home/git/repositories/gitosis-admin.git/hooks/post-update