$ git clone -n https://src.fedoraproject.org/rpms/loudgain.git /var/lib/mock/f39-build-1735335-41257/root/chroot_tmpdir/scmroot/loudgain
Cloning into '/var/lib/mock/f39-build-1735335-41257/root/chroot_tmpdir/scmroot/loudgain'...
$ git fetch origin ca2dd856ee2942fe7d380521396828242e14d7e4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/loudgain
 * [new ref]         ca2dd856ee2942fe7d380521396828242e14d7e4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ca2dd85 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild