$ git clone -n https://src.fedoraproject.org/rpms/R-glue.git /var/lib/mock/f40-build-2285221-55674/root/chroot_tmpdir/scmroot/R-glue
Cloning into '/var/lib/mock/f40-build-2285221-55674/root/chroot_tmpdir/scmroot/R-glue'...
$ git fetch origin f149d09bcd30e1b10f933fa4587cbc8e64a55fc0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-glue
 * [new ref]         f149d09bcd30e1b10f933fa4587cbc8e64a55fc0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f149d09 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild