$ git clone -n https://gitee.com/opencloudos-stream/compiler-rt.git /home/lib/mock/dist-ocs23-loongarch64-build-199099-13959/root/chroot_tmpdir/scmroot/compiler-rt
Cloning into '/home/lib/mock/dist-ocs23-loongarch64-build-199099-13959/root/chroot_tmpdir/scmroot/compiler-rt'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/compiler-rt
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 20671a2 !6 fix build error for loongarch64 Merge pull request !6 from dpd/master