That's what your military is for.
Nobody can stop this flow without shooting," Ostojic said…
Then shoot them, you stupid bastard. What do you think your military is for? To just stand around and look good in their uniforms? No, they are to protect the nation for invasion. They should shoot and shoot to kill.
Meanwhile, it does seem that Orban's chicken-wire fence is enough of an inconvenience to spoiled "refugees" that they are taking another invasion route.