This repo contains a script (scripts/index.ts) and a hardhat.config.ts to fetch blocks from an upstream provider and replay them against a local fork node.
The script and config configured hardhat to mine transactions in blocks.
FORK_URL=https://eth-mainnet.alchemyapi.io/v2/AlchemyApiKey
FORK_BLOCK_NUMBER=14047500
npx hardhat node --fork $FORK_URL --fork-block-number $FORK_BLOCK_NUMBER
FORK_URL=https://eth-mainnet.alchemyapi.io/v2/AlchemyApiKey
FORK_BLOCK_NUMBER=14047500
npx hardhat run ./scripts/index.ts --network localhost