$ git clone -n https://src.fedoraproject.org/rpms/perl-XML-NamespaceSupport.git /var/lib/mock/f40-build-2022362-46805/root/chroot_tmpdir/scmroot/perl-XML-NamespaceSupport
Cloning into '/var/lib/mock/f40-build-2022362-46805/root/chroot_tmpdir/scmroot/perl-XML-NamespaceSupport'...
$ git fetch origin 9ec8c8c9afec13ae8cc5550d2bd4411e85118ec5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-XML-NamespaceSupport
 * [new ref]         9ec8c8c9afec13ae8cc5550d2bd4411e85118ec5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9ec8c8c Package tests; Modernize spec