Corey-Seebach reaction regioselectivity

Does [Corey-Seebach reaction](http://www.organic-chemistry.org/namedreactions/corey-seebach-reaction.shtm) with conjugated enones undergo in a direct or conjugated fashion?
[![enter image description here](https://i.stack.imgur.com/mwyQO.gif)](https://i.stack.imgur.com/mwyQO.gif)


Can the two sulfur atoms soften the carbanion enough for it to undergo conjugated addition? If not, would addition of Cu(I) enhance the proportion of conjugated addition?


