$ git clone -n https://gitee.com/opencloudos-stream/a52dec.git /var/lib/mock/dist-ocs23-build-243656-22886/root/chroot_tmpdir/scmroot/a52dec
Cloning into '/var/lib/mock/dist-ocs23-build-243656-22886/root/chroot_tmpdir/scmroot/a52dec'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/a52dec
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 27f95c8 Rebuilt for loongarch release