$ git clone -n https://gitee.com/opencloudos-stream/xerces-c.git /var/lib/mock/dist-ocs23-build-7517-37/root/chroot_tmpdir/scmroot/xerces-c
Cloning into '/var/lib/mock/dist-ocs23-build-7517-37/root/chroot_tmpdir/scmroot/xerces-c'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/xerces-c
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 23b41e5 OCS package init