$ git clone -n https://gitee.com/opencloudos-stream/dhall.git /var/lib/mock/dist-oc9-epol-build-228168-81197/root/chroot_tmpdir/scmroot/dhall
Cloning into '/var/lib/mock/dist-oc9-epol-build-228168-81197/root/chroot_tmpdir/scmroot/dhall'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/dhall
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c3975ca !3 Update to 1.42.2 Merge pull request !3 from brucezhang/master