$ git clone -n https://src.fedoraproject.org/rpms/rb_libtorrent.git /var/lib/mock/f33-build-318310-57843/root/chroot_tmpdir/scmroot/rb_libtorrent
Cloning into '/var/lib/mock/f33-build-318310-57843/root/chroot_tmpdir/scmroot/rb_libtorrent'...
$ git reset --hard 2bca4e32347b98f56ca12b5d7561853b85af0317
HEAD is now at 2bca4e3 Upgrade to 1.2.8