$ git clone -n https://src.fedoraproject.org/rpms/plasma-integration.git /var/lib/mock/f39-build-2083148-49892/root/chroot_tmpdir/scmroot/plasma-integration
Cloning into '/var/lib/mock/f39-build-2083148-49892/root/chroot_tmpdir/scmroot/plasma-integration'...
$ git fetch origin b2945520f2a72e65c7eba44de1cde0d0137e18c1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plasma-integration
 * [new ref]         b2945520f2a72e65c7eba44de1cde0d0137e18c1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b294552 5.27.10