$ git clone -n https://gitee.com/opencloudos-stream/libotr.git /var/lib/mock/dist-ocs23-build-236253-20741/root/chroot_tmpdir/scmroot/libotr
Cloning into '/var/lib/mock/dist-ocs23-build-236253-20741/root/chroot_tmpdir/scmroot/libotr'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/libotr
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0bbe519 Rebuilt for loongarch release