$ git clone -n https://gitee.com/tomcruiseqi/unbound.git /var/lib/mock/dist-an23-build-567512-92172/root/chroot_tmpdir/scmroot/unbound
Cloning into '/var/lib/mock/dist-an23-build-567512-92172/root/chroot_tmpdir/scmroot/unbound'...
$ git fetch origin a8ac0ed211792dbeacf2fd4fb982d4de0a65acf7:KOJI_FETCH_HEAD
fatal: remote error: upload-pack: not our ref a8ac0ed211792dbeacf2fd4fb982d4de0a65acf7
fatal: the remote end hung up unexpectedly
$ git reset --hard a8ac0ed211792dbeacf2fd4fb982d4de0a65acf7
fatal: Could not parse object 'a8ac0ed211792dbeacf2fd4fb982d4de0a65acf7'.