Hey there

You have very less chance of getting any nit in regular rounds in josaa but you can try spot round it may be possible you can get a seat at nit but core branches is still not sure. Check our link for jee main cutoff

https://www.google.com/url?sa=t&source=web&rct=j&url=https://engineering.careers360.com/articles/jee-main-cutoff/amp&ved=2ahUKEwjglseAsaniAhVi6XMBHY0CCZgQFjAAegQIBRAB&usg=AOvVaw0ay0p7xaI0Sc82xeEH0ED5&ampcf=1

Good luck.