$ git clone -n https://src.fedoraproject.org/rpms/perl-HTML-TreeBuilder-LibXML.git /var/lib/mock/f40-build-2248422-53954/root/chroot_tmpdir/scmroot/perl-HTML-TreeBuilder-LibXML
Cloning into '/var/lib/mock/f40-build-2248422-53954/root/chroot_tmpdir/scmroot/perl-HTML-TreeBuilder-LibXML'...
$ git fetch origin 9efe7d9aa9fa93f0097335ee366bd9924c6b2712:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-HTML-TreeBuilder-LibXML
 * [new ref]         9efe7d9aa9fa93f0097335ee366bd9924c6b2712 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9efe7d9 Update to 0.27