$ git clone -n https://src.fedoraproject.org/rpms/R-lintr.git /var/lib/mock/f40-build-2270120-54793/root/chroot_tmpdir/scmroot/R-lintr
Cloning into '/var/lib/mock/f40-build-2270120-54793/root/chroot_tmpdir/scmroot/R-lintr'...
$ git fetch origin f4c88d6b780746cb915e0a6551e6033d8505b755:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-lintr
 * [new ref]         f4c88d6b780746cb915e0a6551e6033d8505b755 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f4c88d6 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild