$ git clone -n https://src.fedoraproject.org/rpms/binutils.git /var/lib/mock/f41-build-853788-166734/root/chroot_tmpdir/scmroot/binutils
Cloning into '/var/lib/mock/f41-build-853788-166734/root/chroot_tmpdir/scmroot/binutils'...
$ git fetch origin 11fc25375a49827b2bbd4fbf1eab032913fd163e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/binutils
 * [new ref]         11fc25375a49827b2bbd4fbf1eab032913fd163e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 11fc253 Disable the default enablement of the linker's "-z separate-code" feature for non-x86 architectures.