Scripts for setting up benchmark projects (#28469)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/28469
### Summary
As described [here](https://github.com/pytorch/pytorch/pull/28405), This PR is the second one that contains scripts for setting up the benchmark projects.
### Test Plan
Don't break CI jobs unless they are flaky.
Test Plan: Imported from OSS
Differential Revision: D18097248
Pulled By: xta0
fbshipit-source-id: 6f9d1275a07aecae21afd81d5e90a89a75d0270f
