aptly/server/mirror/ubuntu/xenial/ceph.yml

parameters:
  aptly:
    server:
      mirror:
        ceph-xenial:
          source: http://download.ceph.com/debian-hammer
          distribution: xenial
          components: main
          architectures: amd64
          gpgkeys:
            - 460F3994
          publisher:
            component: ceph
            distributions:
              - ubuntu-xenial/nightly