$ git clone -n https://gitee.com/ocs-upgrade/python-virtualenv.git /var/lib/mock/dist-ocs23-base-build-308033-31704/root/chroot_tmpdir/scmroot/python-virtualenv
Cloning into '/var/lib/mock/dist-ocs23-base-build-308033-31704/root/chroot_tmpdir/scmroot/python-virtualenv'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/ocs-upgrade/python-virtualenv
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6c68597 Upgrade to version 20.26.6