$ git clone -n https://src.fedoraproject.org/rpms/Macaulay2.git /var/lib/mock/f40-build-2076843-49545/root/chroot_tmpdir/scmroot/Macaulay2
Cloning into '/var/lib/mock/f40-build-2076843-49545/root/chroot_tmpdir/scmroot/Macaulay2'...
$ git fetch origin 0023a59935617ed60c82f92a12be5d76355a452f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/Macaulay2
 * [new ref]         0023a59935617ed60c82f92a12be5d76355a452f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0023a59 Also validate AppStream XML with appstream-util, required by guidelines