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)
Apparently they aren’t respecting licenses. It’s possible to have source code publicly available on GH but have it not be truly FOSS. But that’s generally not a great idea since you’re effectively relying on the honour system for people not to take your code.