Soham with only 100 marks even when you are having a Maharashtra as your home state domicile then also it will be pretty difficult for you to get admission in any stream in COllege of engineering Pune. You can also check out the last year final round cut-off of College of engineering, Pune by going through the link mentioned below:

https://engineering.careers360.com/articles/mht-cet-cutoff

Feel free to ask if you have any more queries. All the best!!