$ git clone -n https://src.fedoraproject.org/rpms/libnbd.git /var/lib/mock/f33-build-497468-64288/root/chroot_tmpdir/scmroot/libnbd
Cloning into '/var/lib/mock/f33-build-497468-64288/root/chroot_tmpdir/scmroot/libnbd'...
$ git reset --hard 53b02847d13d716b9fac932f9ab5a45bd938811b
HEAD is now at 53b0284 Merge remote-tracking branch 'origin/master' into f33