$ git clone -n https://gitee.com/opencloudos-stream/scala.git /var/lib/mock/dist-ocs23-base-build-257820-24615/root/chroot_tmpdir/scmroot/scala
Cloning into '/var/lib/mock/dist-ocs23-base-build-257820-24615/root/chroot_tmpdir/scmroot/scala'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/scala
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a6b3c1b Rebuilt for loongarch release