This patch is taken from Debian and modified slightly

Description: Phoning-home version checks should be disabled in Debian packages
Author: Sandro Knauß <bugs@ssandroknauss.de>
Origin: debian
Bug-debian: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=721341
Forwarded: not-needed
Last-Update: 2014-02-17
---
This patch header follows DEP-3: http://dep.debian.net/deps/dep3/
--- a/src/libsync/configfile.cpp
+++ b/src/libsync/configfile.cpp
@@ -522,11 +522,14 @@ bool ConfigFile::skipUpdateCheck(const Q
     if (connection.isEmpty())
         con = defaultConnection();
 
-    QVariant fallback = getValue(QLatin1String(skipUpdateCheckC), con, false);
+    QVariant fallback = getValue(QLatin1String(skipUpdateCheckC), con, true);
     fallback = getValue(QLatin1String(skipUpdateCheckC), QString(), fallback);
 
     QVariant value = getPolicySetting(QLatin1String(skipUpdateCheckC), fallback);
-    return value.toBool();
+    if ( !value.toBool() )
+        qDebug() << "Guix has disabled the UpdateCheck mechanism.";
+
+    return true;
 }
 
 void ConfigFile::setSkipUpdateCheck(bool skip, const QString &connection)
--- a/src/gui/generalsettings.cpp
+++ b/src/gui/generalsettings.cpp
@@ -146,6 +149,7 @@ void GeneralSettings::loadMiscSettings()
 
 void GeneralSettings::slotUpdateInfo()
 {
+    /* Guix doesn't want an autoupdater
     if (ConfigFile().skipUpdateCheck() || !Updater::instance()) {
         // updater disabled on compile
         _ui->updaterWidget->setVisible(false);
@@ -174,6 +178,9 @@ void GeneralSettings::slotUpdateInfo()
     _ui->updateChannel->setCurrentIndex(ConfigFile().updateChannel() == "beta" ? 1 : 0);
     connect(_ui->updateChannel, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged),
         this, &GeneralSettings::slotUpdateChannelChanged, Qt::UniqueConnection);
+    */
+    //hide the update group box for Guix.
+    _ui->updaterWidget->setVisible(false);
 }
 
 void GeneralSettings::slotUpdateChannelChanged(int index)
785f2dbf5a8fb8c8d4'>root</a>/<a href='/guix/log/po?id=7391a938d0b897fd5c456e785f2dbf5a8fb8c8d4'>po</a>/<a href='/guix/log/po/packages?id=7391a938d0b897fd5c456e785f2dbf5a8fb8c8d4'>packages</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/po/packages?id=7391a938d0b897fd5c456e785f2dbf5a8fb8c8d4&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2018-04-19 00:14:49 +0200'>2018-04-19</span></td><td><a href='/guix/commit/po/packages?id=c88abbf2fda8f3798a0e3dd14a02157d247875e8'>nls: Update 'es' translation.</a></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-04-11 01:21:32 +0200'>2018-04-11</span></td><td><a href='/guix/commit/po/packages?id=ac6d2e35300012ddac2eea13b09e7a20cfb02520'>nls: Add Spanish translation.</a></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-03-05 10:41:18 +0100'>2018-03-05</span></td><td><a href='/guix/commit/po/packages?id=f285b17b35437b8d5e41e3f45b29b2090b3f1dc4'>nls: Add Simplified Chinese translation.</a></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-02-19 22:04:10 +0100'>2018-02-19</span></td><td><a href='/guix/commit/po/packages?id=7ffd6180a7c46280a5d515570e7f43552d40b4fd'>nls: Update 'fr' translation.</a></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-01-17 17:15:55 -0800'>2018-01-17</span></td><td><a href='/guix/commit/po/packages?id=d86db8d5625f3cbc1061e8d9c115bd42821728a5'>nls: Update 'hu' translation.</a></td><td>Leo Famulari</td></tr>