$ git clone -n https://gitee.com/src-opencloudos-rpms/yajl.git /var/lib/mock/dist-oc8-build-73361-48827/root/chroot_tmpdir/scmroot/yajl
Cloning into '/var/lib/mock/dist-oc8-build-73361-48827/root/chroot_tmpdir/scmroot/yajl'...
$ git fetch origin cd0b5b6095d01600dabeba834f775f2071909d08:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/yajl
 * [new ref]         cd0b5b6095d01600dabeba834f775f2071909d08 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cd0b5b6 import yajl-2.1.0-12.tl3