$ git clone -n https://src.fedoraproject.org/rpms/ghc-warp-tls.git /var/lib/mock/f37-build-661251-73806/root/chroot_tmpdir/scmroot/ghc-warp-tls
Cloning into '/var/lib/mock/f37-build-661251-73806/root/chroot_tmpdir/scmroot/ghc-warp-tls'...
fatal: unable to access 'https://src.fedoraproject.org/rpms/ghc-warp-tls.git/': The requested URL returned error: 503