$ git clone -n https://src.fedoraproject.org/rpms/xorg-x11-drivers.git /var/lib/mock/f31-build-101533-33409/root/chroot_tmpdir/scmroot/xorg-x11-drivers
Cloning into '/var/lib/mock/f31-build-101533-33409/root/chroot_tmpdir/scmroot/xorg-x11-drivers'...
$ git reset --hard 1487836f98e9d6562b833ffc56a4333d0ddac5f6
HEAD is now at 1487836 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild