GitCode, a git-hosting website operated Chongqing Open-Source Co-Creation Technology Co Ltd and with technical support from CSDN and Huawei Cloud.
It is being reported that many users’ repository are being cloned and re-hosted on GitCode without explicit authorization.
There is also a thread on Ycombinator (archived link)
Correct, you are allowed to click the “fork” button and nothing else. You’re still not allowed to download, use, modify, compile or redistribute the code in any way that doesn’t involve the “fork” button.