Originally Posted by
staehpj1
In theory the patch is a more sure thing for larger holes, but the hole you describe sounds like one a plug will handle fine. I have actually never needed to resort to a patch in my tubless setup and in fact have seldom even needed to even use plugs despite riding where before going tubeless have to patch tubes very frequently.
I once tried using a patch on the inside of a tubeless tire. It seemed great, until it failed catastrophically on the start line of a gravel race. Maybe there are some patches specific for this job, but a standard tube patch isn’t reliable. Plugs are the way to go.