Snapshot time: 3rd march
Image Source:https://gastracker.io
Etherem Classic is sheduled to fork at block at 5500000,time approximately around 5 march.All holders of ETC will get 1:1 callisto(ClO) after fork.
If you are holding some ETC hold it on your personal ether wallet to get CLO.
wallets supporting are shown below
You can get more info to following link:
https://forum.ethereumclassic.org/t/callisto-network-information-create-new-topic/533