$ git clone -n https://src.fedoraproject.org/rpms/perl-SVN-Look.git /var/lib/mock/f42-build-3161112-40896/root/chroot_tmpdir/scmroot/perl-SVN-Look
Cloning into '/var/lib/mock/f42-build-3161112-40896/root/chroot_tmpdir/scmroot/perl-SVN-Look'...
$ git fetch origin c8c8c419ac479542bc29bc30ecd22b28d20aae39:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-SVN-Look
 * [new ref]         c8c8c419ac479542bc29bc30ecd22b28d20aae39 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c8c8c41 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild