$ git clone -n https://src.fedoraproject.org/rpms/rubygem-idn.git /var/lib/mock/f31-build-89813-32126/root/chroot_tmpdir/scmroot/rubygem-idn
Cloning into '/var/lib/mock/f31-build-89813-32126/root/chroot_tmpdir/scmroot/rubygem-idn'...
$ git reset --hard 1c3a720830908efd6273f8c03357c08b02483d3f
HEAD is now at 1c3a720 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild