$ git clone -n https://gitee.com/opencloudos-stream/icu.git /var/lib/mock/dist-ocs23-build-35158-1759/root/chroot_tmpdir/scmroot/icu
Cloning into '/var/lib/mock/dist-ocs23-build-35158-1759/root/chroot_tmpdir/scmroot/icu'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/icu
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a8e67c0 !4 rebuild Merge pull request !4 from rockerzhu/master