$ git clone -n https://src.fedoraproject.org/rpms/canl-java.git /var/lib/mock/f38-build-side-42-init-devel-748979-27661/root/chroot_tmpdir/scmroot/canl-java
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-748979-27661/root/chroot_tmpdir/scmroot/canl-java'...
$ git fetch origin bd64fa3040854bd41652743cea3668f12964703d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/canl-java
 * [new ref]         bd64fa3040854bd41652743cea3668f12964703d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bd64fa3 Update to 2.8.3