code: func (c *deployments) Rollback(deploymentRollback *v1beta1.DeploymentRollback) error {
  	return c.client.Post().Namespace(c.ns).Resource("deployments").Name(deploymentRollback.Name).SubResource("rollback").Body(deploymentRollback).Do().Error()
  }
docs: // Rollback applied the provided DeploymentRollback to the named deployment in the current namespace.