$ git clone -n https://src.fedoraproject.org/rpms/pjproject.git /var/lib/mock/f40-build-2301260-56770/root/chroot_tmpdir/scmroot/pjproject
Cloning into '/var/lib/mock/f40-build-2301260-56770/root/chroot_tmpdir/scmroot/pjproject'...
$ git fetch origin 8a156de581b636d7f1d5b0569c4f8b19abcc13c8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pjproject
 * [new ref]         8a156de581b636d7f1d5b0569c4f8b19abcc13c8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a156de Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild