$ git clone -n https://src.fedoraproject.org/rpms/jacoco.git /var/lib/mock/f38-build-side-42-init-devel-685491-26759/root/chroot_tmpdir/scmroot/jacoco
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-685491-26759/root/chroot_tmpdir/scmroot/jacoco'...
$ git fetch origin 6da0fcfda0c11b5443dcc60e0fcab81b924517e9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jacoco
 * [new ref]         6da0fcfda0c11b5443dcc60e0fcab81b924517e9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6da0fcf Reduce dependency