What were you trying to do that didn't work?

$ license-fedora2spdx "GPL-2.0-only or GPL-3.0-only"
Not a valid license string in legacy syntax. Pass '--verbose' to get full parser error.

Please provide the package NVR for which bug is seen:

How reproducible:

always

Steps to reproduce

Expected results

SPDX compatible license string that is "GPL-2.0-only OR GPL-3.0-only"

Actual results

non-SPDX license that is "GPL-2.0-only or GPL-3.0-only"