no matching versions for query "latest"

[tlimoncelli]

Using this module breaks "go list".

I can reproduce the issue on 8dea9edc34edfcbdf56d57e8bf58435281e61aba
of https://github.com/StackExchange/dnscontrol

tlimwork4:~/git/dnscontrol$ git status
On branch master
Your branch is up to date with 'origin/master'.

nothing to commit, working tree clean
tlimwork4:~/git/dnscontrol$ git log | head -1
commit 8dea9edc34edfcbdf56d57e8bf58435281e61aba
tlimwork4:~/git/dnscontrol$ go list -mod=mod -u -m -json all >/dev/null
tlimwork4:~/git/dnscontrol$ go get github.com/juju/testing
go get: added github.com/juju/testing v0.0.0-20210302031854-2c7ee8570c07
tlimwork4:~/git/dnscontrol$ go list -mod=mod -u -m -json all >/dev/null
go list -m: loading module retractions for github.com/juju/utils@v0.0.0-20200116185830-d40c2fe10647: no matching versions for query "latest"
tlimwork4:~/git/dnscontrol$ git diff
diff --git a/go.mod b/go.mod
index c744212..7f7967f 100644
--- a/go.mod
+++ b/go.mod
@@ -44,6 +44,7 @@ require (
        github.com/jarcoal/httpmock v1.0.8 // indirect
        github.com/jinzhu/copier v0.2.5
        github.com/juju/errors v0.0.0-20200330140219-3fe23663418f // indirect
+       github.com/juju/testing v0.0.0-20210302031854-2c7ee8570c07 // indirect
        github.com/kolo/xmlrpc v0.0.0-20201022064351-38db28db192b // indirect
        github.com/miekg/dns v1.1.35
        github.com/mitchellh/mapstructure v1.4.1 // indirect
diff --git a/go.sum b/go.sum
index ec44bc4..2b9d5b0 100644
--- a/go.sum
+++ b/go.sum
@@ -278,8 +278,39 @@ github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1
 github.com/jstemmer/go-junit-report v0.9.1/go.mod h1:Brl9GWCQeLvo8nXZwPNNblvFj/XSXhF0NWZEnDohbsk=
 github.com/jtolds/gls v4.20.0+incompatible h1:xdiiI2gbIgH/gLH7ADydsJ1uDOEzR8yvV7C0MuV77Wo=
 github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU=
+github.com/juju/ansiterm v0.0.0-20160907234532-b99631de12cf/go.mod h1:UJSiEoRfvx3hP73CvoARgeLjaIOjybY9vj8PUPPFGeU=
+github.com/juju/clock v0.0.0-20190205081909-9c5c9712527c h1:3UvYABOQRhJAApj9MdCN+Ydv841ETSoy6xLzdmmr/9A=
+github.com/juju/clock v0.0.0-20190205081909-9c5c9712527c/go.mod h1:nD0vlnrUjcjJhqN5WuCWZyzfd5AHZAC9/ajvbSx69xA=
+github.com/juju/cmd v0.0.0-20171107070456-e74f39857ca0/go.mod h1:yWJQHl73rdSX4DHVKGqkAip+huBslxRwS8m9CrOLq18=
+github.com/juju/collections v0.0.0-20200605021417-0d0ec82b7271 h1:4R626WTwa7pRYQFiIRLVPepMhm05eZMEx+wIurRnMLc=
+github.com/juju/collections v0.0.0-20200605021417-0d0ec82b7271/go.mod h1:5XgO71dV1JClcOJE+4dzdn4HrI5LiyKd7PlVG6eZYhY=
+github.com/juju/errors v0.0.0-20150916125642-1b5e39b83d18/go.mod h1:W54LbzXuIE0boCoNJfwqpmkKJ1O4TCTZMetAt6jGk7Q=
 github.com/juju/errors v0.0.0-20200330140219-3fe23663418f h1:MCOvExGLpaSIzLYB4iQXEHP4jYVU6vmzLNQPdMVrxnM=
 github.com/juju/errors v0.0.0-20200330140219-3fe23663418f/go.mod h1:W54LbzXuIE0boCoNJfwqpmkKJ1O4TCTZMetAt6jGk7Q=
+github.com/juju/gnuflag v0.0.0-20171113085948-2ce1bb71843d/go.mod h1:2PavIy+JPciBPrBUjwbNvtwB6RQlve+hkpll6QSNmOE=
+github.com/juju/httpprof v0.0.0-20141217160036-14bf14c30767/go.mod h1:+MaLYz4PumRkkyHYeXJ2G5g5cIW0sli2bOfpmbaMV/g=
+github.com/juju/loggo v0.0.0-20170605014607-8232ab8918d9/go.mod h1:vgyd7OREkbtVEN/8IXZe5Ooef3LQePvuBm9UWj6ZL8U=
+github.com/juju/loggo v0.0.0-20200526014432-9ce3a2e09b5e h1:FdDd7bdI6cjq5vaoYlK1mfQYfF9sF2VZw8VEZMsl5t8=
+github.com/juju/loggo v0.0.0-20200526014432-9ce3a2e09b5e/go.mod h1:vgyd7OREkbtVEN/8IXZe5Ooef3LQePvuBm9UWj6ZL8U=
+github.com/juju/mgo/v2 v2.0.0-20210302023703-70d5d206e208 h1:/WiCm+Vpj87e4QWuWwPD/bNE9kDrWCLvPBHOQNcG2+A=
+github.com/juju/mgo/v2 v2.0.0-20210302023703-70d5d206e208/go.mod h1:0OChplkvPTZ174D2FYZXg4IB9hbEwyHkD+zT+/eK+Fg=
+github.com/juju/mutex v0.0.0-20171110020013-1fe2a4bf0a3a/go.mod h1:Y3oOzHH8CQ0Ppt0oCKJ2JFO81/EsWenH5AEqigLH+yY=
+github.com/juju/retry v0.0.0-20151029024821-62c620325291/go.mod h1:OohPQGsr4pnxwD5YljhQ+TZnuVRYpa5irjugL1Yuif4=
+github.com/juju/retry v0.0.0-20180821225755-9058e192b216 h1:/eQL7EJQKFHByJe3DeE8Z36yqManj9UY5zppDoQi4FU=
+github.com/juju/retry v0.0.0-20180821225755-9058e192b216/go.mod h1:OohPQGsr4pnxwD5YljhQ+TZnuVRYpa5irjugL1Yuif4=
+github.com/juju/testing v0.0.0-20180402130637-44801989f0f7/go.mod h1:63prj8cnj0tU0S9OHjGJn+b1h0ZghCndfnbQolrYTwA=
+github.com/juju/testing v0.0.0-20190723135506-ce30eb24acd2/go.mod h1:63prj8cnj0tU0S9OHjGJn+b1h0ZghCndfnbQolrYTwA=
+github.com/juju/testing v0.0.0-20210302031854-2c7ee8570c07 h1:6QA3rIUc3TBPbv8zWa2KQ2TWn6gsn1EU0UhwRi6kOhA=
+github.com/juju/testing v0.0.0-20210302031854-2c7ee8570c07/go.mod h1:7lxZW0B50+xdGFkvhAb8bwAGt6IU87JB1H9w4t8MNVM=
+github.com/juju/utils v0.0.0-20180424094159-2000ea4ff043/go.mod h1:6/KLg8Wz/y2KVGWEpkK9vMNGkOnu4k/cqs8Z1fKjTOk=
+github.com/juju/utils v0.0.0-20200116185830-d40c2fe10647 h1:wQpkHVbIIpz1PCcLYku9KFWsJ7aEMQXHBBmLy3tRBTk=
+github.com/juju/utils v0.0.0-20200116185830-d40c2fe10647/go.mod h1:6/KLg8Wz/y2KVGWEpkK9vMNGkOnu4k/cqs8Z1fKjTOk=
+github.com/juju/utils/v2 v2.0.0-20200923005554-4646bfea2ef1 h1:3y/lDs71xT7YIYtlfODytPNGEF4XVvUUZhFe3s5kkQQ=
+github.com/juju/utils/v2 v2.0.0-20200923005554-4646bfea2ef1/go.mod h1:fdlDtQlzundleLLz/ggoYinEt/LmnrpNKcNTABQATNI=
+github.com/juju/version v0.0.0-20161031051906-1f41e27e54f2/go.mod h1:kE8gK5X0CImdr7qpSKl3xB2PmpySSmfj7zVbkZFs81U=
+github.com/juju/version v0.0.0-20180108022336-b64dbd566305/go.mod h1:kE8gK5X0CImdr7qpSKl3xB2PmpySSmfj7zVbkZFs81U=
+github.com/juju/version v0.0.0-20191219164919-81c1be00b9a6 h1:nrqc9b4YKpKV4lPI3GPPFbo5FUuxkWxgZE2Z8O4lgaw=
+github.com/juju/version v0.0.0-20191219164919-81c1be00b9a6/go.mod h1:kE8gK5X0CImdr7qpSKl3xB2PmpySSmfj7zVbkZFs81U=
 github.com/julienschmidt/httprouter v1.1.1-0.20151013225520-77a895ad01eb/go.mod h1:SYymIcj16QtmaHHD7aYtjjsJG7VTCxuUUipMqKk8s4w=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
 github.com/kolo/xmlrpc v0.0.0-20200310150728-e0350524596b/go.mod h1:o03bZfuBwAXHetKXuInt4S7omeXUu62/A845kiycsSQ=
@@ -729,6 +760,7 @@ gopkg.in/httprequest.v1 v1.1.1/go.mod h1:/CkavNL+g3qLOrpFHVrEx4NKepeqR4XTZWNj4sG
 gopkg.in/ini.v1 v1.62.0 h1:duBzk771uxoUuOlyRLkHsygud9+5lrlGjdFBb4mSKDU=
 gopkg.in/ini.v1 v1.62.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
 gopkg.in/mgo.v2 v2.0.0-20160818015218-f2b6f6c918c4/go.mod h1:yeKp02qBN3iKW1OzL3MGk2IdtZzaj7SFntXj72NppTA=
+gopkg.in/mgo.v2 v2.0.0-20190816093944-a6b53ec6cb22 h1:VpOs+IwYnYBaFnrNAeB8UUWtL3vEUnzSCL1nVjPhqrw=
 gopkg.in/mgo.v2 v2.0.0-20190816093944-a6b53ec6cb22/go.mod h1:yeKp02qBN3iKW1OzL3MGk2IdtZzaj7SFntXj72NppTA=
 gopkg.in/ns1/ns1-go.v2 v2.4.3 h1:f7oKEJYSMD2TfR8RDeN1CT2ZsNahTPJEQfxOpmMCwvk=
 gopkg.in/ns1/ns1-go.v2 v2.4.3/go.mod h1:GMnKY+ZuoJ+lVLL+78uSTjwTz2jMazq6AfGKQOYhsPk=
tlimwork4:~/git/dnscontrol$