$ git clone -n https://gitee.com/fundawang/nspr.git /var/lib/mock/dist-an23-build-354103-71027/root/chroot_tmpdir/scmroot/nspr
Cloning into '/var/lib/mock/dist-an23-build-354103-71027/root/chroot_tmpdir/scmroot/nspr'...
$ git fetch origin 80fa0f6d447fdce2680a65e9030521b7388ff4c3:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/nspr
 * [new ref]         80fa0f6d447fdce2680a65e9030521b7388ff4c3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 80fa0f6 br file handle