$ git clone -n https://gitee.com/mgb01105731/libxshmfence_2.git /var/lib/mock/dist-an23-build-139320-51771/root/chroot_tmpdir/scmroot/libxshmfence_2
Cloning into '/var/lib/mock/dist-an23-build-139320-51771/root/chroot_tmpdir/scmroot/libxshmfence_2'...
$ git reset --hard 957ac9fc66de78c7d756cad19302b0dece1d655f
HEAD is now at 957ac9f  optimise spec file