lad/template/ansible/playbooks/deployment-keys.yml

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---
- hosts: http:bree
  become: true
  become_user: root
  tasks:
    - name: check if key exists
      stat:
        path: '/home/deploy/.ssh/id_rsa.pub'
      register: key_file
    - name: fetch key file to local dir
      fetch:
        src: '/home/deploy/.ssh/id_rsa.pub'
        dest: '{{ inventory_dir }}/deployment-keys/{{ inventory_hostname }}.pub'
        flat: true
      when: key_file.stat.exists