$ git clone -n https://src.fedoraproject.org/rpms/jackson-dataformats-binary.git /var/lib/mock/f39-build-2426994-60579/root/chroot_tmpdir/scmroot/jackson-dataformats-binary
Cloning into '/var/lib/mock/f39-build-2426994-60579/root/chroot_tmpdir/scmroot/jackson-dataformats-binary'...
$ git fetch origin 4e534f455c38eb8635b850d3a5e0d97aa0212a13:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jackson-dataformats-binary
 * [new ref]         4e534f455c38eb8635b850d3a5e0d97aa0212a13 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4e534f4 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild