$ git clone -n https://src.fedoraproject.org/rpms/R-tibble.git /var/lib/mock/f41-build-821969-152654/root/chroot_tmpdir/scmroot/R-tibble
Cloning into '/var/lib/mock/f41-build-821969-152654/root/chroot_tmpdir/scmroot/R-tibble'...
$ git fetch origin 702c6ee7ed63d9ec2bb8f16914dc8765b7f9325a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-tibble
 * [new ref]         702c6ee7ed63d9ec2bb8f16914dc8765b7f9325a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 702c6ee Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild