It’s hard to really tell in that video with the fans cheering but it sounds like O Fortuna.
https://www.google.com/search?q=o+fortuna&rlz=1CDGOYI_enUS925US925&oq=o+f&aqs=chrome.0.69i59j69i57j0i67i131i433j69i60l3.5297j0j7&hl=en-US&sourceid=chrome-mobile&ie=UTF-8#fpstate=ive&vld=cid:b5503e30,vid:GXFSK0ogeg4,st:0