$ git clone -n https://src.fedoraproject.org/rpms/junit.git /var/lib/mock/f39-build-1777157-41526/root/chroot_tmpdir/scmroot/junit
Cloning into '/var/lib/mock/f39-build-1777157-41526/root/chroot_tmpdir/scmroot/junit'...
$ git fetch origin bf8dd364c7f62acc67d8e178953cd07233ee8080:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/junit
 * [new ref]         bf8dd364c7f62acc67d8e178953cd07233ee8080 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bf8dd36 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild