$ git clone -n https://src.fedoraproject.org/rpms/perl-Imager.git /var/lib/mock/f40-build-2305112-57063/root/chroot_tmpdir/scmroot/perl-Imager
Cloning into '/var/lib/mock/f40-build-2305112-57063/root/chroot_tmpdir/scmroot/perl-Imager'...
$ git fetch origin 4d229f0fa8302c354efc4f6ee287502f9b557965:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Imager
 * [new ref]         4d229f0fa8302c354efc4f6ee287502f9b557965 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4d229f0 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild