$ git clone -n https://src.fedoraproject.org/rpms/pjproject.git /var/lib/mock/f38-build-side-42-init-devel-1343248-30695/root/chroot_tmpdir/scmroot/pjproject
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1343248-30695/root/chroot_tmpdir/scmroot/pjproject'...
$ git fetch origin 57e8c5dfd89ac11e72d701afc557070b42273990:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pjproject
 * [new ref]         57e8c5dfd89ac11e72d701afc557070b42273990 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 57e8c5d Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild