So it's not an actual product yet just some renderings.
On the other hand, Sailfish phones (https://sailfishos.org/) are Linux-based, tout "Fourth generation security", can run Android apps (the killer feature!), and - most importantly - are available now.
Hybris is just one component that Mer supports: a compatibility layer which allows the use of Android libraries and drivers. But that doesn't make it the backbone of Sailfish...