$ git clone -n https://gitee.com/wenyuzifang/python-poetry-core.git /var/lib/mock/dist-an23-build-487094-74390/root/chroot_tmpdir/scmroot/python-poetry-core
Cloning into '/var/lib/mock/dist-an23-build-487094-74390/root/chroot_tmpdir/scmroot/python-poetry-core'...
$ git fetch origin b53abfde9abc18774c40ddced233ab57dd447624:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/python-poetry-core
 * [new ref]         b53abfde9abc18774c40ddced233ab57dd447624 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b53abfd Update code from upstream