$ git clone -n https://src.fedoraproject.org/rpms/R-Cairo.git /var/lib/mock/f41-build-820836-152366/root/chroot_tmpdir/scmroot/R-Cairo
Cloning into '/var/lib/mock/f41-build-820836-152366/root/chroot_tmpdir/scmroot/R-Cairo'...
$ git fetch origin 4dfd3942594ff65562a1379844df8dae8cabb851:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-Cairo
 * [new ref]         4dfd3942594ff65562a1379844df8dae8cabb851 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4dfd394 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild