$ git clone -n https://gitee.com/fundawang/libX11.git /var/lib/mock/dist-an23-build-275597-64312/root/chroot_tmpdir/scmroot/libX11
Cloning into '/var/lib/mock/dist-an23-build-275597-64312/root/chroot_tmpdir/scmroot/libX11'...
$ git fetch origin 8a45c184a795451a528bbbd5f90ef7380e3c11f7:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/libX11
 * [new ref]         8a45c184a795451a528bbbd5f90ef7380e3c11f7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a45c18 1.8.6