$ git clone -n https://src.fedoraproject.org/rpms/python-virtualenv-api.git /var/lib/mock/f40-build-2232215-53326/root/chroot_tmpdir/scmroot/python-virtualenv-api
Cloning into '/var/lib/mock/f40-build-2232215-53326/root/chroot_tmpdir/scmroot/python-virtualenv-api'...
$ git fetch origin 7f5d8de85c833bb826de028778e73c7a695f4672:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-virtualenv-api
 * [new ref]         7f5d8de85c833bb826de028778e73c7a695f4672 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7f5d8de F38+: Use %{py3_test_envvars} to run the tests