$ git clone -n https://gitee.com/opencloudos-stream/libarrow.git /var/lib/mock/dist-oc9-epol-build-81144-54745/root/chroot_tmpdir/scmroot/libarrow
Cloning into '/var/lib/mock/dist-oc9-epol-build-81144-54745/root/chroot_tmpdir/scmroot/libarrow'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/libarrow
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1fca25e !5 add support for loongarch64 Merge pull request !5 from dpd/master