$ git clone -n https://src.fedoraproject.org/rpms/R-BiocGenerics.git /var/lib/mock/f41-build-side-1-3142736-40009/root/chroot_tmpdir/scmroot/R-BiocGenerics
Cloning into '/var/lib/mock/f41-build-side-1-3142736-40009/root/chroot_tmpdir/scmroot/R-BiocGenerics'...
$ git fetch origin 146e1b9200761004b7a4519d11f29bdb78dff265:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-BiocGenerics
 * [new ref]         146e1b9200761004b7a4519d11f29bdb78dff265 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 146e1b9 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild