$ git clone -n https://src.fedoraproject.org/rpms/rubygem-qpid_proton.git /var/lib/mock/f31-build-99002-33116/root/chroot_tmpdir/scmroot/rubygem-qpid_proton
Cloning into '/var/lib/mock/f31-build-99002-33116/root/chroot_tmpdir/scmroot/rubygem-qpid_proton'...
$ git reset --hard dd1106d6f890769cbc24068740bfa2e7ea2a3f1e
HEAD is now at dd1106d - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild