$ git clone -n https://gitee.com/zhoujiajia111/netcdf.git /var/lib/mock/dist-an23-build-443953-73188/root/chroot_tmpdir/scmroot/netcdf
Cloning into '/var/lib/mock/dist-an23-build-443953-73188/root/chroot_tmpdir/scmroot/netcdf'...
$ git fetch origin a040403aa561257d238ba29fb8bd89af6dc98121:KOJI_FETCH_HEAD
From https://gitee.com/zhoujiajia111/netcdf
 * [new ref]         a040403aa561257d238ba29fb8bd89af6dc98121 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a040403 update netcdf.spec.