$ git clone -n https://src.fedoraproject.org/rpms/perl-Carp-Fix-1_25.git /var/lib/mock/f40-build-2301881-56828/root/chroot_tmpdir/scmroot/perl-Carp-Fix-1_25
Cloning into '/var/lib/mock/f40-build-2301881-56828/root/chroot_tmpdir/scmroot/perl-Carp-Fix-1_25'...
$ git fetch origin c8bbc1e425a47ba2b73c0325f6e619214bb1eba7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Carp-Fix-1_25
 * [new ref]         c8bbc1e425a47ba2b73c0325f6e619214bb1eba7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c8bbc1e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild