$ git clone -n https://gitee.com/wenyuzifang/python-pynacl_1765257499.git /var/lib/mock/dist-an23-build-493694-74562/root/chroot_tmpdir/scmroot/python-pynacl_1765257499
Cloning into '/var/lib/mock/dist-an23-build-493694-74562/root/chroot_tmpdir/scmroot/python-pynacl_1765257499'...
$ git fetch origin ef7d5ccb9bc06ac8e40b17d0095f211eae5f640f:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/python-pynacl_1765257499
 * [new ref]         ef7d5ccb9bc06ac8e40b17d0095f211eae5f640f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ef7d5cc Update code from upstream