$ git clone -n https://gitee.com/wency_cn/glslang.git /var/lib/mock/dist-an23-build-492030-74553/root/chroot_tmpdir/scmroot/glslang
Cloning into '/var/lib/mock/dist-an23-build-492030-74553/root/chroot_tmpdir/scmroot/glslang'...
$ git fetch origin 51a17a567e4d70b73540a986e545b0f196d36653:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/glslang
 * [new ref]         51a17a567e4d70b73540a986e545b0f196d36653 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 51a17a5 Update code from upstream