Bug 2152017

Fixed with https://github.com/containers/buildah/pull/4455 and will be contained in Buildah v1.27.3
Setting to Post and assigning to @jnovy for any further packaging and BZ needs.

Test with buildah-1.27.3-1.module+el8.7.0+17498+a7f63b89.x86_64, the t flag is still exist after build. So move this to verified.
[root@ibm-x3650m4-02-vm-05 test]# buildah bud -t sticky-test .
STEP 1/23: FROM scratch
STEP 2/23: ADD rhel-base-fs-container-8.6-2480.x86_64.tar.gz /
STEP 3/23: ADD tls-ca-bundle.pem /tmp/tls-ca-bundle.pem
STEP 4/23: ADD atomic-reactor-repos/* /etc/yum.repos.d/
STEP 5/23: LABEL maintainer="Red Hat, Inc."
STEP 6/23: LABEL com.redhat.component="ubi8-container"       name="ubi8"       version="8.6"
STEP 7/23: LABEL com.redhat.license_terms="https://www.redhat.com/en/about/red-hat-end-user-license-agreements#UBI"
STEP 8/23: LABEL summary="Provides the latest release of Red Hat Universal Base Image 8."
STEP 9/23: LABEL description="The Universal Base Image is designed and engineered to be the base layer for all of your containerized applications, middleware and utilities. This base image is freely redistributable, but Red Hat only supports Red Hat technologies through subscriptions for Red Hat products. This image is maintained by Red Hat and updated regularly."
STEP 10/23: LABEL io.k8s.display-name="Red Hat Universal Base Image 8"
STEP 11/23: LABEL io.openshift.expose-services=""
STEP 12/23: LABEL io.openshift.tags="base rhel8"
STEP 13/23: ENV container oci
STEP 14/23: ENV PATH /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
STEP 15/23: CMD ["/bin/bash"]
STEP 16/23: RUN rm -rf /var/log/*
STEP 17/23: RUN mkdir -p /var/log/rhsm
STEP 18/23: LABEL release=1054
STEP 19/23: ADD ubi8-container-8.6-1054.json /root/buildinfo/content_manifests/ubi8-container-8.6-1054.json
STEP 20/23: ADD Dockerfile-ubi8-8.6-1054 /root/buildinfo/Dockerfile-ubi8-8.6-1054
STEP 21/23: LABEL "distribution-scope"="public" "vendor"="Red Hat, Inc." "build-date"="2022-12-19T02:04:53" "architecture"="x86_64" "vcs-type"="git" "vcs-ref"="f1ee6e37554363ec55e0035aba1a693d3627fdeb" "io.k8s.description"="The Universal Base Image is designed and engineered to be the base layer for all of your containerized applications, middleware and utilities. This base image is freely redistributable, but Red Hat only supports Red Hat technologies through subscriptions for Red Hat products. This image is maintained by Red Hat and updated regularly." "url"="https://access.redhat.com/containers/#/registry.access.redhat.com/ubi8/images/8.6-1054"
STEP 22/23: RUN rm -f '/etc/yum.repos.d/beaker-AppStream.repo'
STEP 23/23: RUN rm -f /tmp/tls-ca-bundle.pem
COMMIT sticky-test
Getting image source signatures
Copying blob ae52898d5eb9 done  
Copying config fd976b0d7b done  
Writing manifest to image destination
Storing signatures
--> fd976b0d7b9
Successfully tagged localhost/sticky-test:latest
fd976b0d7b95c8f0c383cd5a1b8cf44b345293fb657a636d2f9fa47ce25051c7
[root@ibm-x3650m4-02-vm-05 test]# buildah from sticky-test
sticky-test-working-container
[root@ibm-x3650m4-02-vm-05 test]# buildah run sticky-test-working-container ls -ld /tmp/
drwxrwxrwt. 2 root root 58 Dec 19 06:54 /tmp/

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (container-tools:rhel8 bug fix and enhancement update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2023:0115