$ git clone -n https://gitee.com/opencloudos-stream/mercurial.git /var/lib/mock/dist-ocs23-python311-build-52648-2193/root/chroot_tmpdir/scmroot/mercurial
Cloning into '/var/lib/mock/dist-ocs23-python311-build-52648-2193/root/chroot_tmpdir/scmroot/mercurial'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/mercurial
 * [new ref]         HEAD       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 78713aa !1 Upgrade to version 6.5.1 Merge pull request !1 from gordonwwang/master