$ git clone -n https://gitee.com/wenyuzifang/python-pynacl.git /var/lib/mock/dist-an23-build-495629-74608/root/chroot_tmpdir/scmroot/python-pynacl
Cloning into '/var/lib/mock/dist-an23-build-495629-74608/root/chroot_tmpdir/scmroot/python-pynacl'...
$ git fetch origin 4b18261e2796754c22f8d90ad0f1cabfb3322019:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/python-pynacl
 * [new ref]         4b18261e2796754c22f8d90ad0f1cabfb3322019 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4b18261 Update code from upstream