$ git clone -n https://gitee.com/src-opencloudos-rpms/R-pkg.git /var/lib/mock/dist-oc9-build-122985-72613/root/chroot_tmpdir/scmroot/R-pkg
Cloning into '/var/lib/mock/dist-oc9-build-122985-72613/root/chroot_tmpdir/scmroot/R-pkg'...
$ git fetch origin db722190892db12be33e6c76d928f0990f80cb7b:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/R-pkg
 * [new ref]         db722190892db12be33e6c76d928f0990f80cb7b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at db72219 import R-4.4.1-3.tl4