$ git clone -n https://gitee.com/tomcruiseqi/libraw1394.git /var/lib/mock/dist-an23-build-447993-73363/root/chroot_tmpdir/scmroot/libraw1394
Cloning into '/var/lib/mock/dist-an23-build-447993-73363/root/chroot_tmpdir/scmroot/libraw1394'...
$ git fetch origin 7845fc9103c76b00197cc18a35494d96b906f546:KOJI_FETCH_HEAD
fatal: remote error: upload-pack: not our ref 7845fc9103c76b00197cc18a35494d96b906f546
fatal: the remote end hung up unexpectedly
$ git reset --hard 7845fc9103c76b00197cc18a35494d96b906f546
fatal: Could not parse object '7845fc9103c76b00197cc18a35494d96b906f546'.