$ git clone -n https://gitee.com/zhoujiajia111/netcdf.git /var/lib/mock/dist-an23-build-443928-73188/root/chroot_tmpdir/scmroot/netcdf
Cloning into '/var/lib/mock/dist-an23-build-443928-73188/root/chroot_tmpdir/scmroot/netcdf'...
$ git fetch origin 1a18a7e0879739a9a9a4d192d968676a8f12809e:KOJI_FETCH_HEAD
From https://gitee.com/zhoujiajia111/netcdf
 * [new ref]         1a18a7e0879739a9a9a4d192d968676a8f12809e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1a18a7e update netcdf.spec.