This likely refers to a specific Balkan brass or wedding band ("Ork" is short for "Orchestra") that has performed a "bend" (band) cover of the song.
Traditionally sung in Macedonian, though it is popular in Bulgaria, Serbia, and Bosnia as well. Breakdown of Your Phrase
The phrase you provided appears to be a phonetic search or title for a cover of the traditional folk song (often spelled "Yovano, Yovanke"), performed by the Ork Mukish band. This song is a beloved Macedonian and South Slavic classic that tells a story of unrequited love and longing. Song Overview: Jovano, Jovanke