$ git clone -n https://gitee.com/opencloudos-stream/flang.git /var/lib/mock/dist-oc9-epol-build-65862-16665/root/chroot_tmpdir/scmroot/flang
Cloning into '/var/lib/mock/dist-oc9-epol-build-65862-16665/root/chroot_tmpdir/scmroot/flang'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/flang
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 03cd77f !4 【软件升级】 [flang] 可升级至 [17.0.6] Merge pull request !4 from luochenglcs/master