Multiple problems when running `snapcraft cleanbuild`

“Clearsigned file isn’t valid, got ‘NODATA’” when running cleanbuild

E: GPG error: xenial InRelease: Clearsigned file isn’t valid, got ‘NODATA’ (does the network require authentication?)

E: Unable to locate package squashfuse

Creating snapcraft-simply-simple-hawk
Starting snapcraft-simply-simple-hawk
Waiting for a network connection...
Network connection established
Get:1 xenial-security InRelease [107 kB]
Hit:2 xenial InRelease
Get:3 xenial-updates InRelease [109 kB]
Get:4 xenial-security/main amd64 Packages [542 kB]
Get:5 xenial-backports InRelease [107 kB]
Get:6 xenial/universe amd64 Packages [7532 kB]
Get:7 xenial-security/main Translation-en [230 kB]
Get:8 xenial-security/restricted amd64 Packages [7204 B]
Get:9 xenial-security/restricted Translation-en [2152 B]
Get:10 xenial-security/universe amd64 Packages [365 kB]
Get:11 xenial-security/universe Translation-en [138 kB]
Get:12 xenial-security/multiverse amd64 Packages [3456 B]
Get:13 xenial-security/multiverse Translation-en [1744 B]
Get:14 xenial/universe Translation-en [4354 kB]
Get:15 xenial/multiverse amd64 Packages [144 kB]
Get:16 xenial/multiverse Translation-en [106 kB]
Get:17 xenial-updates/main amd64 Packages [833 kB]
Get:18 xenial-updates/main Translation-en [342 kB]
Get:19 xenial-updates/restricted amd64 Packages [7556 B]
Get:20 xenial-updates/restricted Translation-en [2272 B]
Get:21 xenial-updates/universe amd64 Packages [678 kB]
Get:22 xenial-updates/universe Translation-en [274 kB]
Get:23 xenial-updates/multiverse amd64 Packages [16.4 kB]
Get:24 xenial-updates/multiverse Translation-en [8344 B]
Get:25 xenial-backports/main amd64 Packages [6756 B]
Get:26 xenial-backports/main Translation-en [4180 B]
Get:27 xenial-backports/universe amd64 Packages [7420 B]
Get:28 xenial-backports/universe Translation-en [3996 B]
Fetched 15.9 MB in 11s (1423 kB/s)                            
Reading package lists... Done
Reading package lists... Done
Building dependency tree       
Reading state information... Done
E: Unable to locate package squashfuse
Stopping local:snapcraft-simply-simple-hawk
The following command failed to run: 'apt-get install squashfuse -y' exited with 100