Fix dependencies of nbdkit-tar-plugin since rewritten in Python.

nbdkit.spec

@@ -45,7 +45,7 @@ ExclusiveArch:  x86_64
 
 Name:           nbdkit
 Version:        1.21.12
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        NBD server
 
 License:        BSD
@@ -422,9 +422,8 @@ License:        BSD
 
 Requires:       %{name}-server%{?_isa} = %{version}-%{release}
 # XXX These should be autogenerated.
-Requires:       %{name}-perl-plugin
-Requires:       perl(Cwd)
-Requires:       perl(IO::File)
+Requires:       %{name}-python-plugin
+Requires:       python3-libs
 
 
 %description tar-plugin
@@ -1009,6 +1008,9 @@ make %{?_smp_mflags} check || {
 
 
 %changelog
+* Thu Jun 25 2020 Richard W.M. Jones <rjones@redhat.com> - 1.21.12-2
+- Fix dependencies of nbdkit-tar-plugin since rewritten in Python.
+
 * Tue Jun 23 2020 Richard W.M. Jones <rjones@redhat.com> - 1.21.12-1
 - New upstream development version 1.21.12.
 - Use new --disable-rust configure option.