$ git clone -n https://src.fedoraproject.org/rpms/perl-Data-Rmap.git /var/lib/mock/f40-build-2016451-46195/root/chroot_tmpdir/scmroot/perl-Data-Rmap
Cloning into '/var/lib/mock/f40-build-2016451-46195/root/chroot_tmpdir/scmroot/perl-Data-Rmap'...
$ git fetch origin 238c0eb0cb9ab8a62d55857ca9538ab1f813edca:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Data-Rmap
 * [new ref]         238c0eb0cb9ab8a62d55857ca9538ab1f813edca -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 238c0eb Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild