$ git clone -n https://src.fedoraproject.org/rpms/openjpeg.git /var/lib/mock/f41-build-side-1-2673865-29259/root/chroot_tmpdir/scmroot/openjpeg
Cloning into '/var/lib/mock/f41-build-side-1-2673865-29259/root/chroot_tmpdir/scmroot/openjpeg'...
$ git fetch origin e0feab1dbcc67ba9d2efb91c54b57d35befb8461:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/openjpeg
 * [new ref]         e0feab1dbcc67ba9d2efb91c54b57d35befb8461 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e0feab1 Backport patch for CVE-2023-39327