feat(ci/bootstrap): try sedding baseurl/metalink in repo file

.github/workflows/bootstrap.yml

@@ -25,6 +25,8 @@ jobs:
           dnf install -y 'dnf-command(config-manager)'
           dnf config-manager --set-enabled crb
           dnf install -y https://dl.fedoraproject.org/pub/epel/${{ matrix.version }}/Everything/${{ matrix.arch }}/os/Packages/e/epel-release-${{ matrix.version }}-1.el${{ matrix.version }}_0.noarch.rpm
+          sed -i '/^#baseurl/{s/^#//; s@Everything/$basearch/@Everything/$basearch/os/}' /etc/yum.repos.d/epel.repo
+          sed -i '/^metalink/ s/^/#/' /etc/yum.repos.d/epel.repo
           dnf install -y mock wget git-core openssl-devel cargo podman fuse-overlayfs rpm-build mock
           dnf builddep -y anda/{terra/{mock-configs,srpm-macros},tools/buildsys/subatomic}/*.spec