$ git clone -n https://gitee.com/src-anolis-nde/opencc.git /var/lib/mock/dist-an23.4-nde-build-498842-74688/root/chroot_tmpdir/scmroot/opencc
Cloning into '/var/lib/mock/dist-an23.4-nde-build-498842-74688/root/chroot_tmpdir/scmroot/opencc'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-nde/opencc
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c6f50b6 Modify spec file