$ git clone -n https://src.fedoraproject.org/rpms/pesign.git /var/lib/mock/f41-build-side-1-2933396-35203/root/chroot_tmpdir/scmroot/pesign
Cloning into '/var/lib/mock/f41-build-side-1-2933396-35203/root/chroot_tmpdir/scmroot/pesign'...
$ git fetch origin 58d5697b85b8a09a7560c916b36eed6ee8eafa42:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pesign
 * [new ref]         58d5697b85b8a09a7560c916b36eed6ee8eafa42 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 58d5697 Add package.cfg for ELN