$ git clone -n https://src.fedoraproject.org/rpms/libplacebo.git /var/lib/mock/f38-build-701517-88671/root/chroot_tmpdir/scmroot/libplacebo
Cloning into '/var/lib/mock/f38-build-701517-88671/root/chroot_tmpdir/scmroot/libplacebo'...
$ git reset --hard fbe9729265630d27aad64afc388059563aa96142
HEAD is now at fbe9729 Update sources