$ git clone -n https://src.fedoraproject.org/rpms/perl-Starlet.git /var/lib/mock/f40-build-2394161-60531/root/chroot_tmpdir/scmroot/perl-Starlet
Cloning into '/var/lib/mock/f40-build-2394161-60531/root/chroot_tmpdir/scmroot/perl-Starlet'...
$ git fetch origin 5df41eee1780fbd3a5b08a4f9cf2b2522b9da9d3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Starlet
 * [new ref]         5df41eee1780fbd3a5b08a4f9cf2b2522b9da9d3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5df41ee Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild