$ git clone -n https://gitee.com/fundawang/boost.git /var/lib/mock/dist-an23-build-333107-69626/root/chroot_tmpdir/scmroot/boost
Cloning into '/var/lib/mock/dist-an23-build-333107-69626/root/chroot_tmpdir/scmroot/boost'...
$ git fetch origin 6035fb06a53455477ee1bd6284b8720e4cb59d7d:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/boost
 * [new ref]         6035fb06a53455477ee1bd6284b8720e4cb59d7d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6035fb0 1.83.0