$ git clone -n https://src.fedoraproject.org/rpms/R-rprintf.git /var/lib/mock/f40-build-2305168-57066/root/chroot_tmpdir/scmroot/R-rprintf
Cloning into '/var/lib/mock/f40-build-2305168-57066/root/chroot_tmpdir/scmroot/R-rprintf'...
$ git fetch origin 99f15afdbd93856787f747fa3ee02bb22ce51343:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-rprintf
 * [new ref]         99f15afdbd93856787f747fa3ee02bb22ce51343 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 99f15af Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild