$ git clone -n https://gitee.com/zhonglingh/faiss.git /var/lib/mock/dist-an23-epao-build-358997-71130/root/chroot_tmpdir/scmroot/faiss
Cloning into '/var/lib/mock/dist-an23-epao-build-358997-71130/root/chroot_tmpdir/scmroot/faiss'...
$ git fetch origin 76849e2e6545f9b7f2843a4d7649b6d33e701c0c:KOJI_FETCH_HEAD
From https://gitee.com/zhonglingh/faiss
 * [new ref]         76849e2e6545f9b7f2843a4d7649b6d33e701c0c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 76849e2 init from upstream