$ git clone -n https://gitee.com/opencloudos-stream/libldb.git /var/lib/mock/dist-ocs23-base-build-271522-25836/root/chroot_tmpdir/scmroot/libldb
Cloning into '/var/lib/mock/dist-ocs23-base-build-271522-25836/root/chroot_tmpdir/scmroot/libldb'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/libldb
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 145f9c2 Rebuilt for loongarch release