$ git clone -n https://gitee.com/wenyuzifang/shaderc.git /var/lib/mock/dist-an23-build-481775-74252/root/chroot_tmpdir/scmroot/shaderc
Cloning into '/var/lib/mock/dist-an23-build-481775-74252/root/chroot_tmpdir/scmroot/shaderc'...
$ git fetch origin fd007a69a94f3c677aa53d4804aae3cf186ede9d:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/shaderc
 * [new ref]         fd007a69a94f3c677aa53d4804aae3cf186ede9d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fd007a6 Update code from upstream