$ git clone -n https://gitee.com/guyvwang/fftw.git /var/lib/mock/dist-an23-build-253651-63531/root/chroot_tmpdir/scmroot/fftw
Cloning into '/var/lib/mock/dist-an23-build-253651-63531/root/chroot_tmpdir/scmroot/fftw'...
$ git reset --hard ed4a0fb3630ec66782213e07349bb0db1611aea8
HEAD is now at ed4a0fb Optimise spec file