$ git clone -n https://src.fedoraproject.org/rpms/perl-Tapper.git /var/lib/mock/f40-build-2308626-57310/root/chroot_tmpdir/scmroot/perl-Tapper
Cloning into '/var/lib/mock/f40-build-2308626-57310/root/chroot_tmpdir/scmroot/perl-Tapper'...
$ git fetch origin 88a4092d7bbb7cfba7454ccfc57fdbf2989a4c52:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Tapper
 * [new ref]         88a4092d7bbb7cfba7454ccfc57fdbf2989a4c52 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 88a4092 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild