$ git clone -n https://gitee.com/fundawang/libX11.git /var/lib/mock/dist-an23-build-311452-67129/root/chroot_tmpdir/scmroot/libX11
Cloning into '/var/lib/mock/dist-an23-build-311452-67129/root/chroot_tmpdir/scmroot/libX11'...
$ git fetch origin ccab67c37d663020b9834cd995fffc718573c4a7:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/libX11
 * [new ref]         ccab67c37d663020b9834cd995fffc718573c4a7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ccab67c 1.8.7