$ git clone -n https://src.fedoraproject.org/rpms/jchardet.git /var/lib/mock/f41-build-1439273-23573/root/chroot_tmpdir/scmroot/jchardet
Cloning into '/var/lib/mock/f41-build-1439273-23573/root/chroot_tmpdir/scmroot/jchardet'...
$ git fetch origin fc50e92285afbfb151adc3f3edefee63f11ae23b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jchardet
 * [new ref]         fc50e92285afbfb151adc3f3edefee63f11ae23b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fc50e92 Rebuilt for java-21-openjdk as system jdk