$ git clone -n https://gitee.com/src-opencloudos-rpms/libX11.git /var/lib/mock/dist-oc8-build-116949-68256/root/chroot_tmpdir/scmroot/libX11
Cloning into '/var/lib/mock/dist-oc8-build-116949-68256/root/chroot_tmpdir/scmroot/libX11'...
$ git fetch origin 6605887eb8d49719b4d6587cefcf10ce42614125:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libX11
 * [new ref]         6605887eb8d49719b4d6587cefcf10ce42614125 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6605887 import libX11-1.6.8-9.tl3