First thing you need to do is manually install Rule and Rule Machine per his instructions here. Do not connect to the Repository until this has been accomplished.
How to Install or Update Rule Machine
There are two SmartApps on Github. The first is called Rule Machine. You should install this in the IDE and Publish For Me. The second app is called Rule. This you should also install in the IDE, and Publish for Me. Rule Machine is a parent-child app, where you can create as many rules or triggers as you want, each an instance of Rule.
After you install Rule Machine and Rule as described above, then you can install Rule Machine in your mobile app. It can be found in the Marketplace, under SmartApps, My Apps. When you install it, the first thing you should do is click on Done in the upper right hand corner. After that, Rule Machine will appear in the list of your installed SmartApps.
Basically open the IDE go to SmartApps>New SmartApp>From Code and cut and past the code from his links in his post.
Tried to link them for you, but was not able to.