$ git clone -n https://src.fedoraproject.org/rpms/perl-Test-Roo.git /var/lib/mock/f40-build-2309158-57338/root/chroot_tmpdir/scmroot/perl-Test-Roo
Cloning into '/var/lib/mock/f40-build-2309158-57338/root/chroot_tmpdir/scmroot/perl-Test-Roo'...
$ git fetch origin 23e7cf91145075db1383ca72de128dfdd4a90706:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Test-Roo
 * [new ref]         23e7cf91145075db1383ca72de128dfdd4a90706 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 23e7cf9 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild