Crossword puzzle clue "place to go back to when starting over"

Place to go back to when starting over

Watch over and over and over and over again?

Start over, starting over

Starting a project ... and what the letters between the starting and ending pairs of letters in each starred answer are doing?

Starting-over place

"Push 'em back! Push 'em back! Way back!"?

Instrument often used in a flashback...back...back...back... *camera pans up everything goes blurry

Back-to-back-to-back championships