$ git clone -n https://src.fedoraproject.org/rpms/R-readxl.git /var/lib/mock/f41-build-821741-152620/root/chroot_tmpdir/scmroot/R-readxl
Cloning into '/var/lib/mock/f41-build-821741-152620/root/chroot_tmpdir/scmroot/R-readxl'...
$ git fetch origin 20e01c9e72f7cfaafc59288d9175302f6537af69:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-readxl
 * [new ref]         20e01c9e72f7cfaafc59288d9175302f6537af69 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 20e01c9 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild