$ git clone -n https://gitee.com/opencloudos-stream/R-pkg.git /var/lib/mock/dist-ocs23-build-20739-1041/root/chroot_tmpdir/scmroot/R-pkg
Cloning into '/var/lib/mock/dist-ocs23-build-20739-1041/root/chroot_tmpdir/scmroot/R-pkg'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/R-pkg
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3e34e12 !3 rebuild for tcl 8.6.13 Merge pull request !3 from cunshunxia/master