$ git clone -n https://src.fedoraproject.org/rpms/loupe.git /var/lib/mock/f40-build-2278884-55292/root/chroot_tmpdir/scmroot/loupe
Cloning into '/var/lib/mock/f40-build-2278884-55292/root/chroot_tmpdir/scmroot/loupe'...
$ git fetch origin d94c7637725bae488240db7bf5100bd8ef2c1934:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/loupe
 * [new ref]         d94c7637725bae488240db7bf5100bd8ef2c1934 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d94c763 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild