$ git clone -n https://src.fedoraproject.org/rpms/python-rfc3339-validator.git /var/lib/mock/f40-build-2372855-60406/root/chroot_tmpdir/scmroot/python-rfc3339-validator
Cloning into '/var/lib/mock/f40-build-2372855-60406/root/chroot_tmpdir/scmroot/python-rfc3339-validator'...
$ git fetch origin 7140cb0553ca9ede65347e2c86bbd429bde2eb70:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-rfc3339-validator
 * [new ref]         7140cb0553ca9ede65347e2c86bbd429bde2eb70 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7140cb0 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild