$ git clone -n https://gitee.com/src-opencloudos-rpms/duktape.git /var/lib/mock/dist-oc9-build-61990-16463/root/chroot_tmpdir/scmroot/duktape
Cloning into '/var/lib/mock/dist-oc9-build-61990-16463/root/chroot_tmpdir/scmroot/duktape'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/duktape
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9d91119 import duktape-2.7.0-6.tl4