Ku dhammaystiro weedhan: Korkmaz wuxuu xubin ka ahaa xulka qaranka da'yarta ee Turkiga. Xulka qaranka da'yarta ee Turkiga, wuxuu ka ciyaaray: 2013 FIBA Europe Under-16 Championship, oo uu ku hogaamiyay gool dhalinta, 2014 FIBA Europe Under-18 Championship, halkaas oo uu ku guuleystay billad dahab ah, 2015 FIBA Europe Under-18 Championship, halkaas oo uu ku guuleystay billad dahab ah oo loogu magac daray Kooxda Tartanka oo dhan, iyo
2015 FIBA Under-19 World Cup, halkaas oo uu ku guuleystay billad naxaas ah waxaana loogu magac daray Kooxda Tartanka oo dhan.