subcomponents {
   A {
      name: "A";
      path: "a";

      fetch {
         git {
            url: "http://example.com/repo.git";
            branch: "master";
         }
      }
      build {
         exec: "pwd";
         args: "-P";
      }
      init {
         exec: "echo";
         args: "This", "is", "the", "init", "target";
      }
   }
}