$ git clone -n https://src.fedoraproject.org/rpms/perl-Graphics-ColorNames-WWW.git /var/lib/mock/f40-build-2304597-57031/root/chroot_tmpdir/scmroot/perl-Graphics-ColorNames-WWW
Cloning into '/var/lib/mock/f40-build-2304597-57031/root/chroot_tmpdir/scmroot/perl-Graphics-ColorNames-WWW'...
$ git fetch origin a78fc6f7d2f5d5aeca7c1854e56290ffe31a69d9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Graphics-ColorNames-WWW
 * [new ref]         a78fc6f7d2f5d5aeca7c1854e56290ffe31a69d9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a78fc6f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild