$ git clone -n https://src.fedoraproject.org/rpms/R-rstudioapi.git /var/lib/mock/f40-build-2169151-50976/root/chroot_tmpdir/scmroot/R-rstudioapi
Cloning into '/var/lib/mock/f40-build-2169151-50976/root/chroot_tmpdir/scmroot/R-rstudioapi'...
$ git fetch origin 4399da6a2bf4f673bf7688c62bad3a3a2b90cd9d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-rstudioapi
 * [new ref]         4399da6a2bf4f673bf7688c62bad3a3a2b90cd9d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4399da6 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild