Sure, the source of this article is RT, so I now doubt the existence of drills, the vacuum of space and epoxy, but still…

So no meteorite? Reports say Russian Soyuz spacecraft depressurization caused by drilled hole

In short: it seems that a worker on the ground mistakenly drilled a hole through a Soyuz capsules pressure vessel and rather than reporting the error, he patched it. With something not much better than bubblegum, from the sounds of it.