$ git clone -n https://src.fedoraproject.org/rpms/jackson-dataformats-text.git /var/lib/mock/f39-build-1858841-42458/root/chroot_tmpdir/scmroot/jackson-dataformats-text
Cloning into '/var/lib/mock/f39-build-1858841-42458/root/chroot_tmpdir/scmroot/jackson-dataformats-text'...
$ git fetch origin 3761a2bbda0f03f192b1d72f12c825d4b92d6b6b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jackson-dataformats-text
 * [new ref]         3761a2bbda0f03f192b1d72f12c825d4b92d6b6b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3761a2b Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild