$ git clone -n https://gitee.com/wenyuzifang/compiler-rt.git /var/lib/mock/dist-an23-build-469266-74027/root/chroot_tmpdir/scmroot/compiler-rt
Cloning into '/var/lib/mock/dist-an23-build-469266-74027/root/chroot_tmpdir/scmroot/compiler-rt'...
$ git fetch origin 48ee2158dada13d531e4430804ec39b17f711420:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/compiler-rt
 * [new ref]         48ee2158dada13d531e4430804ec39b17f711420 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 48ee215 Update code from upstream