Get build dependencies from SPEC file

Makefile

@@ -62,11 +62,5 @@ rpm: $(generated)
 
 .PHONY: build-dep-fed
 build-dep-fed:
-	sudo dnf -y install --best --allowerasing \
-		golang \
-		postgresql-server \
-		python3-botocore python3-cryptography python3-paramiko python3-dateutil python3-devel \
-		python3-flake8 python3-psycopg2 python3-pylint python3-pytest python3-execnet python3-pytest-mock \
-		python3-pytest-cov python3-requests python3-snappy \
-		python3-azure-sdk \
-		rpm-build
+	sudo dnf -y install 'dnf-command(builddep)' tar rpm-build
+	sudo dnf -y builddep pghoard.spec