https://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html

    6. Each time you redistribute the Program (or any work based on the Program), the recipient automatically receives a license from the original licensor to copy, distribute or modify the Program subject to these terms and conditions. You may not impose any further restrictions on the recipients' exercise of the rights granted herein. You are not responsible for enforcing compliance by third parties to this License.

It would be in violation of the GPL and such a license would not be an OSI approved license.

https://opensource.org/osd

    5. No Discrimination Against Persons or Groups

    The license must not discriminate against any person or group of persons.