While what you said is true you can still try to improve your own pipeline by targeting places other people look for jobs, using language that minimizes bias (c

While what you said is true you can still try to improve your own pipeline by targeting places other people look for jobs, using language that minimizes bias (careful here, lots of pseudoscience going around), and ensuring your company culture is welcoming to others (eg not acting like a frat). You may not be able to expand the opposite end of the pipeline but you can try to make the start of your pipeline as large as possible.