$ git clone -n https://gitee.com/opencloudos-stream/libtalloc.git /var/lib/mock/dist-ocs23-build-8932-191/root/chroot_tmpdir/scmroot/libtalloc
Cloning into '/var/lib/mock/dist-ocs23-build-8932-191/root/chroot_tmpdir/scmroot/libtalloc'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/libtalloc
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 27f9101 !1 更新到2.4.0 Merge pull request !1 from nilusyi/master