$ git clone -n https://src.fedoraproject.org/rpms/R-ragg.git /var/lib/mock/f40-build-789203-135680/root/chroot_tmpdir/scmroot/R-ragg
Cloning into '/var/lib/mock/f40-build-789203-135680/root/chroot_tmpdir/scmroot/R-ragg'...
$ git fetch origin 9263be8636580ee2ec86633208c3aaae9ee29e52:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-ragg
 * [new ref]         9263be8636580ee2ec86633208c3aaae9ee29e52 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9263be8 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild