$ git clone -n https://src.fedoraproject.org/rpms/svt-vp9.git /var/lib/mock/f33-build-246993-50760/root/chroot_tmpdir/scmroot/svt-vp9
Cloning into '/var/lib/mock/f33-build-246993-50760/root/chroot_tmpdir/scmroot/svt-vp9'...
$ git reset --hard a427346b2d7834541f86b1dfa347ec8d30c90581
HEAD is now at a427346 Updated upstream sources.