$ git clone -n https://src.fedoraproject.org/rpms/python-tornado.git /var/lib/mock/f37-build-side-28-python-devel-92295-4876/root/chroot_tmpdir/scmroot/python-tornado
Cloning into '/var/lib/mock/f37-build-side-28-python-devel-92295-4876/root/chroot_tmpdir/scmroot/python-tornado'...
$ git reset --hard d5c50fafe06a982f363643dc02110e877f550679
HEAD is now at d5c50fa Version 6.2.0