setfile

Set file attributes on files in an HFS+ directory. More information: https://ss64.com/osx/setfile.html.

setfile -d "MM/DD/YYYY HH:MM:SS" path/to/file1 path/to/file2 ...

setfile -m "MM/DD/YYYY HH:MM:SS" path/to/file1 path/to/file2 ...

setfile -P -m "MM/DD/YYYY HH:MM:SS" path/to/file1 path/to/file2 ...