Golang ScyllaDB Batch delete sample code

We are using following git model fo scyllaDB transaction via golang in production
github.com/scylladb/gocqlx/v2

We want to implement now batch delete operation in scyllaDB using golang. I have search in google as well the git repo which I have mention above. I am not getting any sample how to do.
Can sombody help us with sample code how to do batch delete using golang
Requirenent.

  1. Our table is the hourwise parition table which contains 100M data will be there
  2. Seperate script which trigger batch delete in this table
    3 Once batch script started means there is no any insert going to happend.