$ git clone -n https://gitee.com/wenyuzifang/python-cryptography.git /var/lib/mock/dist-an23-build-485603-74348/root/chroot_tmpdir/scmroot/python-cryptography
Cloning into '/var/lib/mock/dist-an23-build-485603-74348/root/chroot_tmpdir/scmroot/python-cryptography'...
$ git fetch origin d0f3657d90724a80a7f866134c4da9161e18ed81:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/python-cryptography
 * [new ref]         d0f3657d90724a80a7f866134c4da9161e18ed81 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d0f3657 Update code from upstream