Checked for duplicates

Yes - I've already checked

Alternatives considered

Yes - and alternatives don't suffice

Related problems

Some jobs with large input datasets like DISP-S1 and DIST-S1 can spend a lot of time localizing input files. In the case of DIST-S1, this has even led to spot termination before the SAS even began executing.

Describe the feature request

@pymonger provided this snippet from NISAR PCM that localizes input URLs in parallel. Let's use this for OPERA