$ git clone -n https://gitee.com/mgb01105731/mpfr.git /var/lib/mock/dist-an23-build-137641-50611/root/chroot_tmpdir/scmroot/mpfr
Cloning into '/var/lib/mock/dist-an23-build-137641-50611/root/chroot_tmpdir/scmroot/mpfr'...
$ git reset --hard fa78db6ccaa3761bca3dfe90548e55dad8ef2dff
HEAD is now at fa78db6  optimise spec file