It's a chicken and the egg situation I think; I believe the purpose of this site is to connect people and probably stemmed from the Ask HN thread the other day [1].
I think he is just starting the site and obviously you need marketing to promote it. Upvoting the news and keeping it in the HN homepage is a good idea.
The HN community from Syria can also share their contact information in this thread.
[1] https://news.ycombinator.com/item?id=6300923