$ git clone -n https://src.fedoraproject.org/rpms/pem.git /var/lib/mock/f40-build-2301215-56767/root/chroot_tmpdir/scmroot/pem
Cloning into '/var/lib/mock/f40-build-2301215-56767/root/chroot_tmpdir/scmroot/pem'...
$ git fetch origin 8749dd8b4dab478a314d92cc8975d9890719adfd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pem
 * [new ref]         8749dd8b4dab478a314d92cc8975d9890719adfd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8749dd8 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild