$ git clone -n https://src.fedoraproject.org/rpms/R-tikzDevice.git /var/lib/mock/f40-build-2189663-51418/root/chroot_tmpdir/scmroot/R-tikzDevice
Cloning into '/var/lib/mock/f40-build-2189663-51418/root/chroot_tmpdir/scmroot/R-tikzDevice'...
$ git fetch origin b28e6ae629d302091dfefe17cc02c9877fabfe99:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-tikzDevice
 * [new ref]         b28e6ae629d302091dfefe17cc02c9877fabfe99 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b28e6ae Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild