Cloning your website is just another degree in how to fix hacked wordpress site which can be useful. Cloning simply means that you've backed up your website to a completely different location, (offline, as in a folder, so as to not have SEO problems) where you can get it at a moment's notice if the need arises.
Protect your login credentials - Do not keep your login credentials where a hacker might find them. Store them offsite, and even offline. Roboform is very good for protecting them. Food for thought!
Fortunately, keeping your index WordPress site up-to-date is one of the most easy things you can do. For the last few versions, WordPress has included the web link ability to install automatic updates. A new upgrade becomes available.
Upgrade today, if you aren't currently running the latest version of WordPress. Leaving your website on an old version is like maintaining your door unlocked when you leave for vacation.
These are only a few. Thing is that they don't need much time to do. These are easy solutions, which can be carried out easily.