This post is for version 0.18.18.2-f6774b7(64 bit). Maybe in newer one it wouldn't work.
So, the only thing you have to do is go to "help->debug window->console type"
Once you're here you must type a command: addnode "IP address" "add"
You can find some of addresses from this forum: https://github.com/exosiscrypto/exosis/issues/13
When filled a few of them look at "peers". If there are any of peers, congratulation! You're wallet from now will start downloading blockchain. Wait a while, until it's done.
(Not a native english speaker, so you may find some typing problems)
