$ git clone -n https://src.fedoraproject.org/rpms/perl-Cflow.git /var/lib/mock/f40-build-778117-129777/root/chroot_tmpdir/scmroot/perl-Cflow
Cloning into '/var/lib/mock/f40-build-778117-129777/root/chroot_tmpdir/scmroot/perl-Cflow'...
$ git fetch origin 0524931880c8174b1a4d13faa7648486b0dba2cf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Cflow
 * [new ref]         0524931880c8174b1a4d13faa7648486b0dba2cf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0524931 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild