The vast majority of federal spending is on mandatory stuff, SS, medicare, etc. "Discretionary" spending is on veterans, health, education, etc. You won't get spending cuts that will do very much out of the discretionary spending.
They are just blowing smoke
Here's the spending: https://www.nationalpriorities.org/budget-basics/federal-budget-101/spending/
What do you expect them to accomplish?
Probably nothing