I searched a bit and found this

Petesey Burns, from punk band The Outcasts, added to the research, explaining that before joining the punk scene, he would have never met Protestants.

“Didn’t happen, there were none near me, didn’t go to my school - we were in our ghetto,” he said.

“And you knew what they were, and they were supposed to be the enemy and that, but you know, whatever, you never met a real one.

“Until I started playing in the bands, and you came into the centre of Belfast, and I was meeting guys from the Newtownards Road, meeting guys from other parts of Belfast.

“And how could we support things like Rock Against Racism if you’re having sectarian thoughts? You can’t say, ‘well racism is wrong but sectarianism is OK’, you can’t do that. So it was really refreshing.”

Northern Ireland Troubles: How punk music created its own riot - BBC News

Here’s the video

youtu.be/QoRboq8N8…