$ git clone -n https://gitee.com/opencloudos-stream/openblas.git /var/lib/mock/dist-ocs23-base-build-304653-30778/root/chroot_tmpdir/scmroot/openblas
Cloning into '/var/lib/mock/dist-ocs23-base-build-304653-30778/root/chroot_tmpdir/scmroot/openblas'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/openblas
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6a806ee !3 fix loongarch64 build errors Merge pull request !3 from dpd/master