$ git clone -n https://src.fedoraproject.org/rpms/rb_libtorrent.git /var/lib/mock/f33-build-599540-67128/root/chroot_tmpdir/scmroot/rb_libtorrent
Cloning into '/var/lib/mock/f33-build-599540-67128/root/chroot_tmpdir/scmroot/rb_libtorrent'...
$ git reset --hard 2f31cd1975c1e9b239929e30884787b21090f547
HEAD is now at 2f31cd1 Upgrade to 1.2.12