$ git clone -n https://gitee.com/fundawang/tengine.git /var/lib/mock/dist-an23-build-297083-65809/root/chroot_tmpdir/scmroot/tengine
Cloning into '/var/lib/mock/dist-an23-build-297083-65809/root/chroot_tmpdir/scmroot/tengine'...
$ git fetch origin 6c29f94a458282fd95aa9267de52a25126c39287:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/tengine
 * [new ref]         6c29f94a458282fd95aa9267de52a25126c39287 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6c29f94 try build with external installed tongsuo