SSH agent forwarding

---
    # test SSH agent forwarding
    - shell: echo "Client= [$SSH_CLIENT] Sock= [$SSH_AUTH_SOCK]"
      sudo: no
      register: myecho
    - debug: msg="{{myecho.stdout}}"
    - shell: ssh-add -l
      sudo: no
      register: myecho
    - debug: msg="{{myecho.stdout}}"
    # - shell: ssh -T -vvvv git@github.com
    #   register: myecho
    # - debug: msg="{{myecho.stdout}}"

    - name: Get app from github
      sudo: no
      git:
          repo=git@github.com:myprivate/repo.git
          dest=git-repo/myproject.git
          accept_hostkey=yes
          force=yes
          bare=yes
          update=yes
          version="{{ git_branch }}"
          
    - name: Create project folder
      become: yes
      become_user: root
      become_method: sudo
      file: path=/home/{{ base_user}}/{{ project_folder }}
           owner={{ base_user }}
           group={{ base_user }}
           mode=0774
           state=directory

    - name: checkout app to project folder
      environment:
          GIT_WORK_TREE: /home/{{ base_user }}/{{ project_folder }}
      shell:
          git checkout {{ git_branch}} -f
          chdir=/home/{{ base_user}}/git-repo/myproject.git/

Be really carefull with Host *. As @pogorelov-ss says, it is not really secure. https://heipei.github.io/2015/02/26/SSH-Agent-Forwarding-considered-harmful/