$ git clone -n https://src.fedoraproject.org/rpms/mesa.git /var/lib/mock/f33-build-459934-63649/root/chroot_tmpdir/scmroot/mesa
Cloning into '/var/lib/mock/f33-build-459934-63649/root/chroot_tmpdir/scmroot/mesa'...
$ git reset --hard 2813fba13d2d77d3e297dda8aa25846fe4f73d6e
HEAD is now at 2813fba Fix lavapipe missing ext that breaks gstreamer/pidgin