enter_chroot: keep .netrc on bots and add some logging

Since bots seem to have unreliable gitcookie settings atm, copy in
the .netrc file still.  We only do this on bots as users should be
able to fix their own systems.

BUG=chromium:1025578
TEST=CQ passes

Change-Id: I96f98523d59a9027db7772fd8373c91946be4192
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosutils/+/1960560
Reviewed-by: Sean Abraham <seanabraham@chromium.org>
Reviewed-by: Mike Nichols <mikenichols@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
1 file changed