Install gnuplot on Fedora and FreeBSD

Status Job ID Name Coverage
  Images
failed #990546
amd64 linux docker
fedora:31:amd64:docker

00:01:14

canceled #990547
amd64 linux docker
freebsd:11.3:amd64:packer

00:05:13

canceled #990548
amd64 linux docker
freebsd:12.1:amd64:packer

00:05:12

 
Name Stage Failure
failed
fedora:31:amd64:docker Images
Errors during downloading metadata for repository 'fedora':
- Downloading successful, but checksum doesn't match. Calculated: 7993e153b90f845a9c15a5c84c65871d849523f39b9c39ea55cb84f4e30aac84(sha256) Expected: 98a67a587d740ecfac30e7dcc0ac6b77698e4e2a2704884d0e992c7f9e0384ac(sha256)
- Downloading successful, but checksum doesn't match. Calculated: 1d429be90b8cfa8ed8a2d1426b36b03965bd79ac84272d8e5d39e5b4b201f830c2ac1854caa2c144aec6ab3f6b099c4b00924ee212c8620e8cc1cd9420ea9a69(sha512) Expected: 14e50c271769d14c791981b580f6c2a659e58bfe5fc75af53a360792c1651be2e70f6d89cf0d74ae3912f52419842938b8408a1bddb1138c120924e792b6c114(sha512)
- Zchunk header checksum didn't match expected checksum
Error: Failed to download metadata for repo 'fedora': Checksum error /var/cache/dnf/fedora-3589ee8a7ee1691d/repodata/5dd866cf6ce0e21f428b6c5bf4eabee65719b72c8cc279393125e79b34fdae31-primary.xml.zck: Unable to read zchunk lead
The command '/bin/sh -c dnf -y upgrade' returned a non-zero code: 1
make: *** [Makefile:102: fedora-31-amd64] Error 1
make: Leaving directory '/builds/isc-projects/images/docker'
ERROR: Job failed: exit code 2