$ git clone -n https://src.fedoraproject.org/rpms/pyicu.git /var/lib/mock/f42-build-861862-170464/root/chroot_tmpdir/scmroot/pyicu
Cloning into '/var/lib/mock/f42-build-861862-170464/root/chroot_tmpdir/scmroot/pyicu'...
$ git fetch origin 4497ebf9aa99a062817cd6bfdb27ed75afa15dfb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pyicu
 * [new ref]         4497ebf9aa99a062817cd6bfdb27ed75afa15dfb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4497ebf Update to 2.14