$ git clone -n https://src.fedoraproject.org/rpms/R-foreach.git /var/lib/mock/f39-build-1570364-37763/root/chroot_tmpdir/scmroot/R-foreach
Cloning into '/var/lib/mock/f39-build-1570364-37763/root/chroot_tmpdir/scmroot/R-foreach'...
$ git fetch origin b140c49500b41cd7e61da22e3e1db41c68ff2060:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-foreach
 * [new ref]         b140c49500b41cd7e61da22e3e1db41c68ff2060 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b140c49 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild