$ git clone -n https://src.fedoraproject.org/rpms/gawk-json.git /var/lib/mock/f38-build-711550-93944/root/chroot_tmpdir/scmroot/gawk-json
Cloning into '/var/lib/mock/f38-build-711550-93944/root/chroot_tmpdir/scmroot/gawk-json'...
$ git fetch origin 17291206c0ab8d368bf2e7654fdacf43294f1fcb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gawk-json
 * [new ref]         17291206c0ab8d368bf2e7654fdacf43294f1fcb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1729120 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild