$ git clone -n https://src.fedoraproject.org/rpms/perl-HTML-Defang.git /var/lib/mock/f40-build-2017808-46349/root/chroot_tmpdir/scmroot/perl-HTML-Defang
Cloning into '/var/lib/mock/f40-build-2017808-46349/root/chroot_tmpdir/scmroot/perl-HTML-Defang'...
$ git fetch origin 5fb2f088d70f2a5030807a74e843b3deb9d4358e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-HTML-Defang
 * [new ref]         5fb2f088d70f2a5030807a74e843b3deb9d4358e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5fb2f08 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild