stack: follow-up on the stack revset
Follow good-practice for defining the stack revset.
Differential Revision: https://phab.mercurial-scm.org/D3136
FROM centos:centos7
RUN yum install -y \
gcc \
gettext \
make \
python-devel \
python-docutils \
rpm-build \
tar
# For creating repo meta data
RUN yum install -y createrepo