$ git clone -n https://gitee.com/opencloudos-stream/pptp.git /var/lib/mock/dist-ocs23-build-240340-21837/root/chroot_tmpdir/scmroot/pptp
Cloning into '/var/lib/mock/dist-ocs23-build-240340-21837/root/chroot_tmpdir/scmroot/pptp'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/pptp
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8ea30b8 Rebuilt for loongarch release