$ git clone -n https://gitee.com/zhoujiajia111/grpc.git /var/lib/mock/dist-an23-build-451112-73471/root/chroot_tmpdir/scmroot/grpc
Cloning into '/var/lib/mock/dist-an23-build-451112-73471/root/chroot_tmpdir/scmroot/grpc'...
$ git fetch origin b491291014fdbe18dcc94e20653eb04363040ade:KOJI_FETCH_HEAD
From https://gitee.com/zhoujiajia111/grpc
 * [new ref]         b491291014fdbe18dcc94e20653eb04363040ade -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b491291 fix cve