Clone provider from github

git clone https://github.com/sigurdkb/terraform-provider-canvaslms.git

Build provider

cd terraform-provider-canvaslms 
go install

Install provider in local cache

The example shows folder structure for macos, for linux replace darwin with linux

mkdir -p ~/.terraform.d/plugins/github.com/sigurdkb/canvaslms/0.1.0/darwin_amd64/
cp ~/go/bin/terraform-provider-canvaslms ~/.terraform.d/plugins/github.com/sigurdkb/canvaslms/0.1.0/darwin_amd64/terraform-provider-canvaslms_v0.1.0