$ git clone -n https://gitee.com/opencloudos-stream/nss-altfiles.git /var/lib/mock/dist-ocs23-loongarch64-build-138488-9626/root/chroot_tmpdir/scmroot/nss-altfiles
Cloning into '/var/lib/mock/dist-ocs23-loongarch64-build-138488-9626/root/chroot_tmpdir/scmroot/nss-altfiles'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/nss-altfiles
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 963b0f6 !2 【自动升级】nss-altfiles 2.23.0 Merge pull request !2 from ocs-bot/master