$ git clone -n https://src.fedoraproject.org/rpms/perl-Algorithm-Diff-XS.git /var/lib/mock/f40-build-778862-130100/root/chroot_tmpdir/scmroot/perl-Algorithm-Diff-XS
Cloning into '/var/lib/mock/f40-build-778862-130100/root/chroot_tmpdir/scmroot/perl-Algorithm-Diff-XS'...
$ git fetch origin b90f39535a0333a0d25ec2b814f888769ebaba6e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Algorithm-Diff-XS
 * [new ref]         b90f39535a0333a0d25ec2b814f888769ebaba6e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b90f395 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild