$ git clone -n https://gitee.com/fundawang/libnbd.git /var/lib/mock/dist-an23-build-311357-67129/root/chroot_tmpdir/scmroot/libnbd
Cloning into '/var/lib/mock/dist-an23-build-311357-67129/root/chroot_tmpdir/scmroot/libnbd'...
$ git fetch origin f0f1a08a0aff8320e0263e4873de26efc9f49ae9:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/libnbd
 * [new ref]         f0f1a08a0aff8320e0263e4873de26efc9f49ae9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f0f1a08 Import package