$ git clone -n https://src.fedoraproject.org/rpms/hpx.git /var/lib/mock/f33-build-201502-48079/root/chroot_tmpdir/scmroot/hpx
Cloning into '/var/lib/mock/f33-build-201502-48079/root/chroot_tmpdir/scmroot/hpx'...
$ git reset --hard 75e1b997241f7fd4c2e0becc7e71cb739a17476d
HEAD is now at 75e1b99 Update to HPX 1.4.1