In China, cannot "opkg update"

Probably blocked by Chinese GFW
any working mirror ?
I cannot install VPN yet because I can't install the basics

I get the folowing

opkg update
Failed to establish connection
*** Failed to download the package list from

Comment: new installation, so git , make etc is not installed.

Maybe you can place this router behind a router running PPTP

DNS resolution OK on the LEDE device ?

Don't think it's the GFW. All my downloads are working just fine (a bit slow). Both on China Unicom and China Telecom.

I did a ping from main PC, and it got there
with reply,

so maybe its DNS