Change message to 'Copying from x to y'
Summary:
scap pull message 'Copying to xxx from yyy' sounds upside down to me, I
keep misleading the intent is to copy to xxx.
Flip it to have the source first and the destination last:
Copying from yyyy to xxxx
Reviewers: mmodell, Release-Engineering-Team, thcipriani
Reviewed By: Release-Engineering-Team, thcipriani
Subscribers: thcipriani, jenkins
Tags: Release-Engineering-Team
Differential Revision: https://phabricator.wikimedia.org/D1112