Got kicked in head

This isn't really a referee question, but I think you might have insight into it since you are basically people of good judgement and you know general soccer etiquette and norms around punishments.

This was a "drop-in" at an indoor facility. So there were no refs. But a fight broke out. I was on the sideline and there was a mosh pit of bodies fighting. I ran on the field to try help break it up. I didn't get into any fight with anyone. I just tried to pull a guy off and break it up. As I...

Got kicked in head